Adding & Subtracting Decimals

Adding Decimals

100

23.65+4.2

What is 27.85

200

0.4+0.78

what is 1.18

300

2.456+.2456=

What is 2.7016

400

2.5+25.00

What is 27.5

500

0.356+3.56

What is 3.916

Comparing & OrderingDecimals

100

Use < , > or = to compare each pair of decimals 0.06 ______0.60

What is <

200

Use < , >, or = to compare the set of decimals 4.888_______4.880

What is >

300

Use <, >, or = to compare the set of decimals 2.03_____2.030

What is =

400

Order each set of decimals from greatest to least. 5.222, 5.202, 5.022, 5.2222

What is 5.2222, 5.222, 5.202, 5.022

500

Order each set of decimals from greatest to least. 0.04, 0.0404, 0.404, 0.0444

What is 0.404, 0.0444, 0.0404, 0.04

Rounding Decimals

100

Round the decimal to the given place-value. 5.031; hundredths

What is 5.03

200

Round the decimal to the given place-value. 0.00042; ten-thousandths

What is 0.0004

300

Round the decimal to the given place-value. 27.35; tens

What is 27

400

Round the decimal to the given place-value. 3.4553; thousandths

What is 3.455

500

Round the decimal to the given place-value. 2.059; hundredths

What is 2.06

Estimating Sums& Differences

100

Estimate using rounding. 38.23 + 11.84

What is 38 + 12 = 51

200

Estimate using Rounding. 75.38 + 22.04

What is 75. + 22 = 97

300

Estimate 31.29 + 58.07

What is 89

400

Estimate 12.045 + 11.81 

What is 24

500

Estimate 6.45 + 5.88 

What is 12

Adding and Subtracting Decimals

100

43.28 - 31.45

What is 11.83

200

 6.45 -.45

What is 6

300

1.325 - 0.081

What is 1.244

400

148.93 - 121.36

What is 27.57

500

248 - 131.48

What is 116.72