Rounding Decimals
Adding Decimals
Subtracting Decimals
Estimate it!
Make it a Square
100

Round to the nearest TENTH: 82.128

What is 82.1?

100

Add 1.4 + 2.6

What is 4.0?

100

Subtract 4.5 - 2.8

What is 1.7?

100

Round $16.56 to the nearest dollar.

What is 17 dollars?

100

1.2 + 0.34

What is 1.54?

200

Round to the nearest WHOLE number: 60.403

What is 60?

200

Add 2.7 + 3.4

What is 6.1?

200

Subtract-- be careful! 168.75-59.82

What is 108.93?

200

Round 13.06 to the nearest $10.

What is 10 dollars?

200

34.6 + 12

What is 46.6?

300

Round to the nearest HUNDREDTH: 49.947

What is 49.95?

300

$2.32 + $1.71 =

What is $4.03

300

Subtract 5.38 - 0.67

What is 4.71?

300

Estimate by rounding to the nearest whole number. 6.8 rounds to _____ and 5.1 rounds to ____.

What is 7 and 5 = 12?

300

68.9 - 21.98

What is 46.92?

400

18.26 rounded to the nearest tenth is ___?

What is 18.3?

400

34.6 + 12

What is 46.6?

400

74.32 - 8.76

What is 65.56?

400

Sarah spent $17.98 on kites and $3.33 on gems. About how much did she spend altogether?

What is 21 dollars?

400

Add...be careful!! $42 + $0.63

What is $42.63?

500

Round the decimal to the nearest whole number: 38.6 rounds to 38 or 39?

What is 39?

500

43.32 + 786.04 =

What is 829.36?

500

872.67 - 34.08

What is 838.59?

500

Round the following number to the nearest $100: $407.22 rounds to ___?

What is $400?

500

72.47 - 9.039 = b

63.431

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