Show:
Facts
Long Division
Adding Decimals
Multiplying Decimals
Subtracting Decimals.
Dividing Decimals
100

When adding and subtracting decimals, it's important to line up the __________ in both numbers. 



Decimal point or place value

100

5,663 divided by 7

809

100

Add these decimals. 21.74 + 8.27

30.01

100

Multiply these decimals. 0.03 x 100

3

100

Subtract these decimals.

3.53 - 2

1.53

100

4.6 / 2

2.3

200

The number you are dividing into is called ____________

Dividend

200

13,008 divided by 16

813

200

Add these decimals.

17 + 9.54

26.54

200

Multiply these decimals. 0.7 x 2.6 

1.82

200

Subtract these decimals.

2.15 - 1.05

1.1

200

0.98 / 1

0.98

300

The number you are dividing by is called ______________

Divisor

300

6,170 Divided by 5

1,234

300

Add these decimals. 6.125 + 18

24.125

300

Multiply these decimals.

0.23 x 7.5

1.725

300

Subtract these decimals.

10.71 - 0.7

10.01

300

4 divided by 50

.08

400

**Bonus**

1000 points 

1000 points 

400

81 Divided by 9

9

400

Add these decimals. 4.67 + 29.1

33.77

400

Multiply these decimals. 2.5 x 3.04

7.6

400

Subtract these decimals.

1.72 - 0.8

0.92

400

49.6 / 6.2

8

500

What is the missing word?

The following are the steps to divide two decimals.

  1. Write in long division form

  2. Make the divisor a whole number by moving the decimal point to the ______

  3. Move decimal point the same number of places in dividend

  4. Complete long division

  5. Carry up decimal point to final answer

Right

500

246,324 Divided by 78

3,158

500

Add these decimals.

5.2 + 3.11

8.31

500

Multiply these decimals. 4.04 x 5.3

21.412

500

Subtract these decimals.

2.54 - 1.82

0.72

500

Divide 7.14 by 0.7

10.2