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Dividing Decimals by whole numbers Unit 3.6 Pages 126-128.

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Presentation on theme: "Dividing Decimals by whole numbers Unit 3.6 Pages 126-128."— Presentation transcript:

1 Dividing Decimals by whole numbers Unit 3.6 Pages 126-128

2 1. 56,000 8 = 2.5,219 17 = 3.9,180 12 = 7,000 307 765 Warm Up Problems Divide

3 3.6 Dividing Decimals. Objective: by the end of class students can divide whole numbers and numbers with decimals using variables as place holders. https://www.youtube.com/watch?v=JCq1XFDVZA4

4 We follow the same rules for dividing whole numbers, as we divide numbers with decimals in them. 5 075 5 0.75 0 1 5 - 5 2 5 -2 5 0 1 5 - 5 2 5 -2 5

5 0 4 7 -2 0 3 5 - 3 5 dividend Place the decimal point from the dividend directly above, and in the same spot in the quotient. (or answer) 5 2.35 Dividing by a Whole Number

6 First divide the equation like you normally would. Count the total number of decimal places in the divided. Place the decimal point directly above in the quotient. Find each Quotent 15.81 3 3 15.81 5 2 7 -15 8 -6 21

7 First divide the equation like you normally would. Count the total number of decimal places in the dividend. Place the decimal point directly above in the quotient. Find each Quotent.42 6 6.42 07 -0 4 2 -4 2 0

8 First divide the equation like you normally would. Count the total number of decimal places in the dividend. Place the decimal point directly above in the quotient. Find each quotient.36 3 3.36 12

9 First divide the equation like you normally would. Count the total number of decimal places in the dividend. Place the decimal point directly above in the quotient. # 1. Find each quotient 1.38 6 6 1.38 0 23

10 First divide the equation like you normally would. Count the total number of decimal places in the dividend. Place the decimal point directly above in the quotient. # 2. Find each quotient.96 8 8.96 12

11 First divide the equation like you normally would. Count the total number of decimal places in the dividend. Place the decimal point directly above in the quotient. # 3. Find each quotient 1.75 5 5 1.75 0 35

12 First divide the equation like you normally would. Count the total number of decimal places in the dividend. Place the decimal point directly above in the quotient. # 4. Find each quotient 0.72 4 4 0.72 0 18

13 Substitute the variable for the number given. And divide as you would with whole numbers. x 0.435 0 145 Dividing by using a variable x 0.435 x x=3 3 -3 13 -12 15 -15

14 Substitute the variable for the number given. And divide as you would with whole numbers. x 0.435 0 029 Dividing by using a variable x 0.435 x x=15 15 -0 43 -30 135 -135

15 First divide the equation like you normally would. Count the total number of decimal places in the dividend. Place the decimal point directly above in the quotient. # 5 Find each quotient 0.312 x x x 0.312 0 078 Replace the variable with the given number. x=4 4

16 First divide the equation like you normally would. Count the total number of decimal places in the dividend. Place the decimal point directly above in the quotient. # 6 Find each quotient 0.312 x x x 0.312 0 052 Replace the variable with the given number. x=6 6

17 First divide the equation like you normally would. Count the total number of decimal places in the dividend. Place the decimal point directly above in the quotient. # 7 Find each quotient 0.312 x x x 0.312 0 104 Replace the variable with the given number. x=3 3

18 First divide the equation like you normally would. Count the total number of decimal places in the dividend. Place the decimal point directly above in the quotient. # 8 Find each quotient 0.312 x x x 0.312 0 026 Replace the variable with the given number. x=12 12

19 # 9 Mr. Richards bought 8 T-shirts for the volleyball team. The total cost of the T-shirts was $70.56, How much did each shirt cost. $70.56 ??? ? ???? = $70.56 Mr. Richards spent $____.____ on each shirt

20 3.6 Homework page 126-128 Due: Monday November 16th  10-18


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