Addition
Subtraction
Multiplication
Division
Mixed Review
100

0.95 + 5.09 =

6.04

100

14.23 - 5.68 

8.55

100

8 x (6.5) =

52

100

13.8 / 3 =

4.6

100

For which 2 operations (addition, subtraction, multiplication, division) do you need to line up the decimal points?

Addition and Subtraction

200

11.27 + 9.4 =

20.67

200

67.75 - 9.6 =

58.15

200

4.2 x (1.8) =

7.56

200

33.6 / 5 =

6.72

200

For which operations (addition, subtraction, multiplication, division) do you need to count the numbers after the decimal points to determine where the decimal should go?

Multiplication

300

74.83 + 132.05

206.88

300

43.03 - 16.9 = 

26.13

300

3.7 x 78.8 =

291.56

300

15.6 / 0.5 =

31.2

300

What place value is the 4, in the decimal 122.342?

Hundredths

400

123.71 + 8.421

132.131

400

12- 4.61

7.39

400

0.07 x 0.4

0.028

400

50.4/ 7.2

2

400

Which operation (addition, subtraction, multiplication or division) should you line up the numbers and not the decimals?

Multiplication 

500

627.94 + 134.5544

762.4944

500

73.92- 15.7

58.22

500

.293 x 6.7

1.9631

500

132.42/ 2.4

55.175

500

If your divisor has a decimal, what must you do to make the problem "long division friendly" (aka what must you do before you start dividing?)

In the divisor, you must move the decimal over until there is no decimal. And then move the decimal over the same amount of spots in the dividend.