Dashing Decimal Division

Whole ÷ Whole

100

42 ÷ 3 =

14

200

74 ÷ 2    =

37

300

150 ÷ 10 =

15

400

356 ÷ 4 =

89

500

768 ÷ 12 =

64

Decimal ÷ Whole

100

7.7 ÷ 7 =

1.1

200

0.96 ÷ 4 =

0.24  -or-  .24

300

1.41 ÷ 3 =

0.47 . -or-  .47

400

0.852 ÷ 6 =

0.142  -or-  .142

500

8.104 ÷ 8 =

1.013

Whole ÷ Decimal

100

8 ÷ .2 =

40

200

10 ÷ .5 =

20

300

27 ÷ .9 =

30

400

32 ÷ .04 =

800

500

91 ÷ .13 =

700

Decimal ÷ Decimal

100

6.4 ÷ 0.4 =

16

200

3.2 ÷ 0.8 =

4

300

8.36 ÷ 1.9 =

4.4

400

5.07 ÷ 3.9 =

1.3

500

62.7 ÷ 1.5 =

41.8

At Your Own Risk

100

Name the four step algorithm (the process) of dividing.

(1) Divide   (2) Multiply   (3) Subtract   (4) Bring Down

200

When do you take care of the decimal point in a division problem?

First.  -or-  Before you begin dividing.

300

Fill in the blank. The number on the "outside of the house" has to be ____________.

A whole number.

400

Explain or show how to set this problem up correctly using a "house."  You do not need to solve it.

3.5  ÷  .5

The number .5 goes OUTSIDE the house.

The number 3.5 goes INSIDE the house.

500

Explain how to take care of the decimal points for all three numbers (the divisor, the dividend, and the quotient) in a division problem.

Move the decimal point in the dividend (outside number) as many places as necessary so that it becomes a whole number. Move the decimal point in the dividend (inside number) the same amount of places. Put the decimal number in the quotient (answer) directly above where it is in the dividend.