Decimals

Add/Subtract

100

2.5 + 13.467=

What is 15.967

200

245.87 - 198.24 =

What is 47.63

300

91.135 + 43.239 =

What is 134.374

400

913.18 - 7.234 =

What is 905.946

500

(323.934 + 28.236 ) - (234 - 54.9 ) =

What is 173.07

Multiplication

100

8.7 x 300 =

What is 2,610

200

27.9 x 0.3 =

What is 8.37

300

2.56 x 9.4

24.064

400

1.25 x 0.9

1.125

500

0.368 x 0.5

0.184

Multiplication /Division Shortcut Strategy

100

245.987 x 10 =

What is 2459.87

200

9.56 x 100

956

300

35.821 x 1000 =

What is 35,821

400

23,567.972 x 10 to the power of 2

What is 2,356,797.2

500

12,982.562 x 10 to the power of 3 = 129,825.62

What is false

Rounding/Place Value

100

Round 298.457 to the nearest tenth.

What is 298.5

200

The number 934.239, has a digit in the thousandths place that is a 4.

What is false

300

Round 209,234.167 to the nearest ten.

What is 209,230

400

The value of the 3 in 435,912.078

What is 30,000

500

In 127.07, seven is how many times greater than 0.07.

What is 100

Miscellaneous

100

349.056 in expanded form =

What is 300 + 40 + 9 + 0.05 + 0.006

200

945.27 in written form

What is nine hundred forty-five and twenty-seven hundredths.

300

Order from least to greatest: 47.85, 74.69, 47.58, 47.852, 47.8, 47.03

What is 47.03, 47.58, 47.8, 47.85, 47.852, 74.69

400

seventy-five thousand, four hundred sixty-six and eighty-two hundredths in standard form =

What is 75,466.82

500

Alex rode his bike on Saturday and Sunday. He rode 2.4 miles fewer on Sunday than on Saturday. If he rode 12 miles altogether, how many miles did he ride on Saturday?

What is 7.2 miles