# Which number is a prime number?

## Presentation on theme: "Which number is a prime number?"— Presentation transcript:

Which number is a prime number?
D. 5

Which number is a composite number?
D. 17

For which of the following is the answer a prime number?
A. 3 x 4 B. 15 – 5 C. 2 x 2 D. 9 ÷ 3

For which of the following is the answer a composite number?
A. 3 x 1 B. 2 x 0 C D

Which number is a multiple of 9?
D. 50

Which number is a multiple of both 5 and 6?

In which numeral is there a 5 in both the tens and the thousandths place?

Which of these decimals is the largest?
B C D

Which of these has a 4 in the hundredths place?
B C D

What is the value of the 2 in 9,180,673.24?
A. 2 millions B. 2 hundred thousands C. 2 thousand D. 2 tenths

Which group of decimals is ordered from least to greatest?
B , 4.432,4.678, 4.104 C , 4.652, 4.331, 4.320 D , 4.692, 4.699, 4.732

What is the value of the 6 in 89.634
A. 6 tens B. 6 hundreds C. 6 tenths D. 6 hundredths

If 6.32 is multiplied by 100, the product is _____.
A. 63.2 B C. 6,320 D. 632

If 4,593 is multiplied by 0.01, the product is _____.
A B C D. 45,930

A. 2.16 B. 216 C.21.6 D. none of these 3.6 x 6

0.13 x 4 = A. 0.52 B. 0.50 C. 0.59 D. none of these

2.03 x 0.02 A B C D. none of these

7.2 ÷ 3 = A. 2.4 B. 2.12 C. 2.89 D. none of these

11.13 ÷ 5.3 = A. 5.83 B C. 2.10 D. none of these

28.86 ÷ 3.9 = A B. 7.4 C D. none of these

Triplets Brad, Chad, and Tad received a birthday card from their grandmother. She included a check for \$45.75 and told them that each of them should get the same amount after the check is cashed. How much will each boy get if they divide the check equally? A. \$15.00 B. \$15.15 C. \$15.25 D. \$15.50

Isaiah bought 2. 5 gallons of gasoline for his lawn mower. He paid \$4
Isaiah bought 2.5 gallons of gasoline for his lawn mower. He paid \$4.95 for 2.5 gallons. How much would one gallon of gasoline have cost him? A. \$1.98 B. \$1.58 C. \$2.63 D. \$1.95

Jamie made \$12.75 for three hours of babysitting last Saturday evening. How much was she paid per hour? A. \$3.75 B. \$4.00 C. \$4.25 D. \$4.55

The total purchase price of Barbara’s DVD player was \$180. 65
The total purchase price of Barbara’s DVD player was \$ If she makes five equal payments to the store to buy the DVD player, what will be the amount of each payment? A. \$30.11 B. \$36.13 C. \$60.22 D. \$66.13

Show your work for each problem

Which group of decimals is ordered from least to greatest?
B , 3.425, 3.339, 3.383, 3.214 C , 3.107, 3.278, 3.229, 3.344 D , 3.234, 3.262, 3.391, 3.406

A. Cole, yes B. Jenny, yes C. Cole, no D. Jenny, no

Lucinda has \$1. 00 to buy pencils that cost 14 cents each
Lucinda has \$1.00 to buy pencils that cost 14 cents each. How many pencils can she buy? A. 14 pencils B. 86 pencils C. 7 pencils D. 114 pencils

Write 26 as the product of its prime factors.
A. 2 x 6 B. 2 x 13 C. 2 x 2 x 3 x 3 D. 4 x 9

A waterproof jacket costs \$49. 95
A waterproof jacket costs \$ the cold-weather lining for the jacket is \$22.50 and a matching hat is \$ How much would it cost to buy the jacket, and liner, but not the hat? A. \$85.20 B. \$72.45 C. \$61.45 D. \$62.70

What is the value of the 9 in 60.3942?
A. 9 tenths B. 9 hundredths C. 9 thousands D. 9 hundreds

Choose the correct way to say: 65.067
A. Sixty-five and sixty-seven hundredths B. Sixty-five and sixty-seven thousandths C. Sixty-five and sixty-seven ten-thousandths D. Sixty-five thousand sixty-seven tenths

Which shows the this number in standard form
Which shows the this number in standard form? Seven and three thousand five hundred forty-five ten-thousandths A. 73,545 B C D

What are all the factors of 32?
B. 1, 2, 4, 8, 16, 32, 64 C. 1, 2, 4, 8, 16, 32 D. 2, 4, 8, 32

What are the first three multiples of 12?
B. 12, 20, 24 C. 2, 3, 4 D. 1, 12, 24

Which of the following is a factor of 35?
B. 3 C. 4 D. 7

Which of the following is a prime number?
D. 19

Which number is prime? A. 72 B. 71 C. 70 D. 69

Which of the following is a composite number?
D. 33

Look at each pair of numbers below
Look at each pair of numbers below. Which pair contains one prime and one composite number? A. 21, 27 B. 41, 43 C. 45, 46 D. 23, 25

What are all the prime numbers between 30 and 40?
C. 45, 46 D. 23, 25

How many prime numbers are there between 60 and 70?
C. 2 D. 3

Marian spent 2. 4 hours writing a report and 0
Marian spent 2.4 hours writing a report and 0.8 hour proofreading the report. How much time did it take her to complete the report? A. 3.1 hours B. 3.2 hours C. 3.8 hours D. 4.2 hours

Dwight drove 9. 3 miles to visit his brother, then drove 2
Dwight drove 9.3 miles to visit his brother, then drove 2.5 miles to see his sister. How many miles did he drive all together? A. 11.5 B. 11.8 C. 12.3 D. 12.5

Niki walked 10. 45 km and ran 4. 61 km yesterday
Niki walked km and ran 4.61 km yesterday. How many more kilometers did she walk than run? A. 5.84 B. 6.84 C D

13.58 – 1.43 = ? A. 11.5 B C D

Ashley’s best time for running 100 yards is 13. 47 seconds
Ashley’s best time for running 100 yards is seconds. Her friend Kayla’s best time is seconds. How many seconds more is Kayla’s time? A B. 2.72 C. 1.72 D. 1.62

Kim’s highest jumps were: 2. 3 meters, 2. 6 meters, and 2. 1 meters
Kim’s highest jumps were: 2.3 meters, 2.6 meters, and 2.1 meters. Which shows the correct ordering? A. 2.1 < 2.6 < 2.3 B. 2.3 < 2.6 < 2.1 C. 2.1 < 2.3 < 2.6 D. 2.6 < 2.3 < 2.1

Which number represents the greatest distance?
A km B km C km D km

Tim weighed a vitamin pill 4 times and got 4 different readings
Tim weighed a vitamin pill 4 times and got 4 different readings. These were his measurements: 1.24 g, 1.26 g, 1.22g, and 1.2 g. Which measurement is the smallest? A g B g C g D. 1.2 g

What number is 0.1 greater than 3.25?
C. 3.35 D. 3.15

What number is 0.01 less than 5.38?
C. 5.28 D. 5.39

Which set of decimals is in order from least to greatest?
B. 4.01, 4.02, 4.16, 4.20 C. 4.20, 4.16, 4.02, 4.01 D. 4.01, 4.02, 4.20, 4.16

Which set of decimals is NOT in order from greatest to least?
B , 73.01, 73.99, 72.90 C. 4.02, 4.01, 3.90, 3.85 D , 51.38, 50.85, 50.80

Which number is greater than 5.7 and less than 5.8?

Which number is greater than 4.08 and less than 4.09?

Which is the smallest number?
D

Which is the greatest number?
D

Round 34.81 to the nearest tenth.
B. 34.8 C. 34.7 D. 34.6

Round 9.45 to the nearest whole number.
C. 9.5 D. 10

Denny said that 10,000 meters is about 6. 2 miles
Denny said that 10,000 meters is about 6.2 miles. Which of the following numbers rounds to 6.2 A. 6.27 B. 6.25 C. 6.21 D. 6.14

The bill at the paper supply company was \$87. 43. Round \$87
The bill at the paper supply company was \$ Round \$87.43 to the nearest dollar. A. \$87 B. \$87.50 C. \$88 D. \$90

Anna rounded off the amount of money she has in her purse to \$80
Anna rounded off the amount of money she has in her purse to \$80. Which if these amounts rounds to \$80? A. \$79.25 B. \$79.48 C. \$79.75 D. \$80.50

Which of these amounts rounds to \$40?
B. \$39.49 C. \$40.49 D. \$40.50

Which of these rounds to 4.7 when rounding to the nearest tenth?
B. 4.65 C. 4.75 D. 4.76

Which of these does NOT round to 48
Which of these does NOT round to 48.7 when rounding to the nearest tenth? A B C D

Which verbal description matches the numerical expression below
Which verbal description matches the numerical expression below? (6 – 2) x 7 Six minus 2 times 7 Subtract 2 from 6, then multiply by 7 Multiply 7 times 2, then add 6 Multiply 6 times 7, then subtract 2

Which expression below has the greatest value?
A. 5 x ( ) B. 5 x ( ) C. 4 x ( ) D

What number will be the 10th term in the pattern below
40 45 50 55

Which pattern starts at zero and follows the rule “Add 8”?
4, 8, 12, 20, 28,… 4, 12, 20, 28, 36,… 8, 16, 32, 64, 128,… 8, 16, 24, 32, 40,…

Identify the rule for this pattern: …, 14, 21, 28, 35, 42,…

Look at the terms in the sequence below
Look at the terms in the sequence below. What is the rule for the pattern? …, 16, 24, 32, 40, 48,… Add 2 Add 4 Add 8 Add 16

What term in the second sequence corresponds to the 35 in the first sequence? 5, 10, 15, 20, 25,30, 35, 40,… 6, 12, 18, 24, 30, 36, 42, 48,… 5 25 40 42

Which describes the value of the place to the right of the underlined digit? 60,488,034
1/10 its value 10 x its value 1/10 x 1/10 its value 10 x 10 its value

Which is 1,000,000 in exponential form?
10⁴ 10⁵ 10⁶ 10⁷

Which means the same thing as 10⁸?
1,000,000 80,000,000,000 8 x 8 x 8 x 8 x 8 x 8 x 8 x 8 x 8 x 8 10 x 10 x 10 x 10 x 10 x 10 x 10 x 10

14 x 100,000 = ____ 14,000 140,000 1,400,000 14,000,000

11 x 10³ = _________ 1,000 11,000 110,000 111,000

0.45 x 1,000 = ________ Does the decimal point move to the right or the left? How many places?

5.962 ÷ 100 = ___________ Does the decimal point move to the right or to the left? How many places?

A student ticket to the school play costs \$2. 25
A student ticket to the school play costs \$ What is the cost of 10 tickets?

A box of 100 markers cost \$189. What is the cost of one marker?

3.45 ÷ 100 = 345 34.5 0.345 0.0345

36,260 is the product of _____. 36.23 x 10 36.23 x 1,000 36.23 ÷ 10
36.23 ÷ 1,000

Write in expanded form.

Write thirty-three and eighty-four hundredths in standard form.

Express each decimal number in standard form
(8x10) + (6x1) + (5x1/10) = (2x1/100) = ____________ (9x100) + (3x10) + (4x1) + (3x1/100) + (5x1/1000) = __________ Three thousand, five hundred twenty-one and seventy-one hundredths ______________________ Fifty-six hundredths __________________

The distance from Earth to the second-nearest star, Proxima Centauri, is about four and twenty-four hundredths light years. Write this distance in standard form

Write in standard form: three hundred seventy-two and eight hundred and one thousandths.
372.81

Which is the word form of this number? 10.802
Ten and eight hundred two thousandths One hundred eight and two thousandths Ten and eighty-two hundredths One hundred and eight-two hundredths

Which number makes the statement ______ > 34.16 true?
3.516 3.518 34.21 34.06

11 x 10³ < ______ 11 x 10⁰ 11 x 10² 11 x 10³ 11 x 10⁴

Jasmine and her family drive from Seattle, Washington, to Miami, Florida. The distance is about 3,300 miles. If their average speed is 55 miles per hour, what is the driving time? Show your work.

William divided 4,509 by 9 and got 51. Is his answer correct
William divided 4,509 by 9 and got 51. Is his answer correct? If not, what mistake did he likely make. Show your work.

Which is the inverse operation of
2,376 ÷ 18 = 132? 2,376 x 18 = 132 18 x 132 = 2,376 18 ÷ 132 = 2,376 18 x 2,376 = 132

Which fact is in the same fact family as 7 x 6 = 42?
42 ÷ 2 = 12 42 ÷ 6 = 7

Solve: 0.58 – 0.013

Solve:

Solve: 0.03 x 16

Solve: 5.7 x 0.06

Solve: 0.24 ÷ 0.8

Solve: 19.5 ÷ 1.3

Solve: ÷ 8.4

Write a multiplication sentence to represent the model.

Joseph ate three-eighths of his orange before his soccer game
Joseph ate three-eighths of his orange before his soccer game. He ate one-third of the orange during half-time. How much of the orange did he eat in all?

Chloe spent four-ninths of her allowance
Chloe spent four-ninths of her allowance. What fraction of her allowance does she have left?

Trina is dividing 12 pounds of fruit into 5 identical bowls of fruit salad. About how any pounds of fruit does she put into each bowl?

Express each quotient as a fraction.
6 meters of fabric divided evenly among 10 dancers 8 cups of sugar divided evenly among 5 cakes 4 pounds of taffy divided evenly among 9 friends 182 kilometers divided evenly among 4 hours.

Which factors will have a product that is half as great as this equation?
14 x 6 = 84 7 x 3 14 x 3 14 x 2 7 x 12

Which factors will have a product that is twice as great as this equation?
3.5 x 8 = 28 7 x 16 3.5 x 4 7 x 8 3.5 x 2

The area of the rectangle is the product of its length and width
The area of the rectangle is the product of its length and width. How will the area be affected if the length is multiplied by 1½? 10 m 20 m

Paul earned a raise at work, so his salary increased
Paul earned a raise at work, so his salary increased. Which factor might his salary have been multiplied by to get his new salary?

Write an equation to describe each model.

Write an equation to describe each model.

Tasha drew a figure that has 6 sides and 6 angles
Tasha drew a figure that has 6 sides and 6 angles. Which figure did she draw? Hexagon Pentagon Triangle Octagon

Hector has a rug that has 5 sides and 5 angles
Hector has a rug that has 5 sides and 5 angles. What shape is Hector’s rug? Quadrilateral Octagon Triangle Pentagon

Which of the following are all examples of quadrilaterals?
square, rhombus, triangle, rectangle Hexagon, trapezoid, parallelogram, kite Kite, trapezoid, parallelogram, square Kite, rhombus, triangle, square

Which of the following is NOT a parallelogram?
b. c. d.

Which of the following is NOT an example of a trapezoid?
b. c. d.