Grade 8: Block 3 Day 1: Put the rational #’s in order from least to greatest .3, 4/5 , 1/4 ,0 Change to a lowest term fraction. 2) .6 Estimate each unit.

Slides:



Advertisements
Similar presentations
Fractions, Decimals, and Percents 6-1
Advertisements

Solve % with Proportions. Solve each proportion. 2. Convert 24% to a decimal 3. Morgan organized a fundraiser that required students to earn money for.
Proportions  A proportion is an equation with a ratio on each side. It is a statement that two ratios are equal.  3 = 6 is an example of a proportion.
+ Cross Multiplication Objective: We will learn to use cross multiplication to solve a proportion. We will use cross multiplication to check whether two.
How do I solve a proportion?
EXAMPLE 4 Solve a multi-step problem CYCLING
November 17, 2011 You will need: – Whiteboard/eraser/marker – Math book – Notebook – Calculator Bell Ringer: A number cube is rolled once. Find each probability.
Quarter 1 Review MSM-1 Mayfield Woods Middle School.
Developing Mathematical Thinkers
Ordering fractions, decimals and percents. Arrange the following fractions, decimals and percents in order from least to greatest ⅔, 0.6, 0.67 and 65%
Comparing Fractions, Decimals, and Percents
Don’t Forget... Contestants, 1) Take a sheet of paper 2) Write your name + date 3) Show your calculations 4) Hand in your paper You are allowed to use.
Changing Decimals to Fractions
Relating Fractions, Decimals & Percents Day 1. Order the numbers from least to greatest % In order to do this, they must all be in the.
Rational and Irrational Numbers 9 2. Recall that a rational number is a number that can be written as a quotient, where a and b are integers and b ≠ 0.
Math Binder Setup. What will this be used for? The Binder will house the Bellwork assignments, Vocabulary, and notes that we cover over the semester.
7 th Grade Pre-algebra Chapter 6 Notes. 6.1 Ratios and Rates Vocabulary Ratio: a comparison of two numbers by division. Rate: a ratio of two measurements.
Fraction Compare Chance Parts of a whole Equivalent.
1 ratios 9C5 - 9C6 tell how one number is related to another. may be written as A:B, or A/B, or A to B. compare quantities of the same units of measurement.
5-3 Proportions Lesson Link: Tell if each pair of ratios are equivalent. Write yes or no and explain. a.) b.) c.) d.)
4.2 Percent Problems Objectives: Find equivalent fractions, decimals, and percents. Solve problems involving percent. Standards Addressed: D: Apply.
9-2 Extension: Negative Rational Numbers Lesson Presentation Lesson Presentation.
Section 7.1 Introduction to Rational Expressions Copyright © 2013, 2009, and 2005 Pearson Education, Inc.
Math Chapter 16 Review.
Objective Students will solve proportions Chapter 8, lesson 2 (8-2).
FIND THE UNIT RATE 9000 tickets 6 hours. FIND THE UNIT RATE 240 tickets = x tickets hour minute.
Step 1 - Place the percent over ______. Step 2 - ________ the fraction to a proper fraction or mixed numeral in lowest terms. 100 REDUCE Example 1 - Change.
Recognize congruent and similar figures. Find the scale factor of similar figures. Similar & Congruent Figures.
Warm-up #8Ch 2 Write in order least to greatest 1) 4, -6, 31, 0, -9 2) 14, 0, -4, -1, 3 = Replace each  with =, 3) -5  -1 4) 0  -7 5.) Evaluate 12.
Splash Screen. Over Lesson 2–5 5-Minute Check 1 A.s – 25 = 3 B.|s – 25| = 3 C.s = 3 < 25 D.s – 3 < 25 Express the statement using an equation involving.
Jeopardy!! 7TH GRADER EDITION.
Decimal Review Ms. Wilson. What decimal is represented on the number line below? 0 1.
Understanding Proportions. What we know…. Ratios are useful ways to compare two quantities. To compare the number of shaded circles to the number of total.
Percents To Reduced Fractions Decimals To Percents.
Fractions, Decimals, and Percents 6.5. Percent Ratio compares a number to a 100.
2 pt 3 pt 4pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt DecimalsFractions Geometry/
8-1 Easy Questions (Singles) 1.List all the factors of (1,2,5,10) 2.List all the factors of (1,7,11,77) 3.List all the common factors 9 and.
Direct Variation. A direct variation is… A linear equation The y-intercept must be zero!!!! The graph of a direct variation will ALWAYS go through the.
Survey- a method of collecting information (data) that involves asking people questions. Example survey questions: How many siblings do you have? How.
Review 4-1 Ratios and Proportions. Find the Unit Rate $50 for 8 h.
Applied Geometry Lesson: 5 – 3 The Percent Proportion Objective: Learn to solve problems by using the percent proportion.
Properties of real numbers. Types of real numbers Whole number Integer Rational Positive numbers in whole amounts Positive and negative numbers in whole.
Module 7 Test Review. Understanding Ratios Ratios can be written in three ways –Using the word “to” 18 to 13 –As a fraction –Using a colon : 18:13 Write.
Comparing and Ordering Rational Numbers Coach Lesson 5 Also see textbook pages Jeff Rhodus 6th Grade Elsanor Elementary Coach Lesson 5 Also see.
Decimals and Percent Grade 6. Confidential2 Convert the following fractions to percent: 1. 3/8 2. 7/ /5 Convert the following percent to fractions:
Problem of the Day Fractions, Decimals, Percents.
SPRING (-5) X (-4)= A. -9 B. -1 C. 20 D. -20.
2.2 Constant Rates of Change
Statistics & Probability
Splash Screen.
Splash Screen.
5 Rational Numbers: Positive and Negative Decimals.
The word percent means out of 100
Proportions and Percent Equations
Fractions, Decimals, and Percents
5.6 Fractions and Decimals
ratio ratio repeat terminate repeat terminate
Splash Screen.
Percent Proportion TeacherTwins©2014.
Do Now In your purple books: Page 24 #11.
Place Value Curriculum Review
REVIEW.
Review Mathematics Skills
0-6 Percents Goals: Use equations to solve percent problems.
Experimental Probability
Operations with Rational Numbers Warm Ups
Fractions, Decimals, & Percents
WARM-UP 3/20 Why is number 7 lucky?
Bell Ringer ) Simplify ) ) Is equivalent to 5 8 ? 4) Is 2 5 equivalent to ?
Presentation transcript:

Grade 8: Block 3 Day 1: Put the rational #’s in order from least to greatest .3, 4/5 , 1/4 ,0 Change to a lowest term fraction. 2) .6 Estimate each unit rate. 3) 121 students in 3 buses Set up a proportion to solve the following. 4) 4 book covers cost $7.50, how much would 12 cost? Find the percent. 5) 10% of $38.12

Day 2: Give the probability of each as a lowest term fraction P( # >4) when rolling a die. Evaluate each 2) 1.6x – 2.9y if x =10 and y =2 Graph on a number line. 3) 4/5 , -.8 , .9 Complete the statement with <, >, or = 4) 3 10 3· 39 Solve the proportion. 5) 15/24 = x/16

Decide whether the two ratios make a proportion. If yes, explain why. Day 3: Decide whether the two ratios make a proportion. If yes, explain why. ¼ = 3/12 If you have $20 and you spent $5 2) What fraction of your money remains? 3) What is 100% of 453.85? 4) What is the P(1)? 5) What is 75% of 24? 2 3 1 4

Grade 8: Block 3 Day 4: Put the rational #’s in order from least to greatest 4/5, .31, 0, 4/4 Change to a lowest term fraction. 2) 3.5 Estimate each unit rate. 3) $31.50 for 4 hours. Set up a proportion to solve the following. 4) 2 cookies contain 290 calories, how many calories in 3 cookies? Find the percent. 5)200% of 8

Day 5: Graph each on the same number line. 1 2/3, 4/3, .6 2) Find 33 1/3% of $45 If you have 420 and you spent $5 3) What percent of your money remains? Set up a proportions for the following: 4) 4 stamps for $1.48, how much for 10 stamps? Change to a lowest term fraction: 5) .72

Day 6: Estimate each unit rate. 17 apples weigh 4 lbs. Put the rational numbers in order from least to greatest. 2) 2/3, -.36, .2 Decide whether the ratios make a proportion. If so, explain why. 3) 6/16 = 3/7 Complete the proportion. 4) x/8 = 10/16 5) Find 20% of $35

Day 7: If you have $20 and you spent $5: As a decimal, what part of your money remains? 2) What is 6% of $10? Graph all on the same number line. 3) 1/10, .15, -.75 4) Estimate the unit rate for 7 miles in 64 minutes 5) Change -1.4 to a lowest term fraction.

Day 8: Graph each on the same number line. -2/3, .55, 1.3 2) What is 50% of $4.84? Complete with <, >, = 3) 2 -5 5-2 Solve the proportion. 4) 3/5 = x/20 Estimate the unit rate. 5) $3.57 for 4 lbs.

Day 9: Graph each on the same number line. .78, 1 3/5 , 2.5 If you have $20 and spent $5: 2) What fraction did you spend? Evaluate: 3) 44 – 5 (42) 4) 9y -13, if y = -2 5)How many combinations are possible if you have 2 desserts, 3 entrees, and 4 sides?

Day 10: What is 200% of 8? Evaluate: 2) 3-3 3)5( x + 3) + 4y if x = 3 and y = 2 Give the probability as a lowest term fraction 4) P ( # < 8) when rolling a die? Complete the statement with < , > , or = 5) 4-2 4 1

Decide whether the two ratios make a proportion. If yes, explain why. Day 11: Decide whether the two ratios make a proportion. If yes, explain why. 1) 4/9 and 16/36 If you have $20 and you spent $5 2) What percent of your money did you spend? 3) What is 25% of 1000? 4) What is the P(2 or 3) on the spinner above? Evaluate: 5) – (16 +4) -20 2 3 1 4

Decide whether the two ratios make a proportion. If yes, explain why. Day 12: Decide whether the two ratios make a proportion. If yes, explain why. 9/7 and 18/15 Evaluate: 2) 23 (40) 3)4x2 + y3 if x =5 and y =-2 4) What is the P (even # ) on the spinner above? 5) What is 15% of 60? 2 3 1 4

Day 13: Evaluate 10-4 Put the rational numbers in order from least to greatest. 2) .55, -7/8, -.8 3) Write .35 as a lowest term fraction. Complete the statement with < , >, or = 4)-92 -93 Solve the proportion below 5) 2/5 = 4/x

Day 14: Decide if the two ratios form a proportion. If so, tell why. 1) 4/21 and 8/42 Put the rational numbers in order from least to greatest. 2) |-9/10|, .7 , -7/5 Solve the proportion 3) 7/14 = x/42 Complete with <, > , = 4) 2·5-4 2-5 Give the probability in lowest terms of: 5) P ( even#, odd#) when rolling a pair of die?