Show:
Subtracting Decimals
Comparing & Ordering
Decimals
Rounding Decimals
Estimating Sums
& Differences
Adding Decimals
100

Subtract the decimals 148.93 - 121.36

What is 27.57

100
Use < , > or = to compare each pair of decimals 0.06 ______0.60
What is <
100
Round the decimal to the given place-value. 5.031; hundredths
What is 5.03
100
Estimate using rounding. 38.23 + 11.84
What is 38 + 12 = 51
100
Add the decimals 43.28 + 31.45
What is 74.73
200

Subtract 8 - 5.78

What is 2.22

200
Use < , >, or = to compare the set of decimals 4.888_______4.880
What is >
200
Round the decimal to the given place-value. 0.00042; ten-thousandths
What is 0.0004
200
Estimate using Rounding. 75.38 + 22.04
What is 75. + 22 = 97
200
Add the decimals 0.724 + 6.458
What is 7.182
300

Subtract 8.3 - 4.7

What is 3.6

300
Use <, >, or = to compare the set of decimals 2.03_____2.030
What is =
300
Round the decimal to the given place-value. 27.35; tens
What is 27
300
Estimate using Front-End Estimation 31.29 + 58.07
What is 31. + 58 = 89
300
Add the Decimals 1.325 + 0.081
What is 1.406
400

Subtract 97 - 16.98

What is 80.02

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
400
Round the decimal to the given place-value. 3.4553; thousandths
What is 3.455
400
Estimate using clustering 12.045 + 11.81 + 12.3 + 11.56
What is 12. + 12. + 12. + 12. = 48
400

Add 4.15 + 20.68

What is 24.839

500

Subtract the decimals 248 - 131.48

What is 116.72

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
500
Round the decimal to the given place-value. 2.059; hundredths
What is 2.06
500
Estimate using clustering. 6.45 + 5.88 + 5.61 + 6.03
What is 6 + 6 + 6 + 6 = 24
500

Add 62.84 + 74.2

What is 137.04