Representing Decimals
Comparing & Ordering
Decimals
Rounding Decimals
Estimating Sums
& Differences
Adding and Subtracting Decimals
100

Write the decimal thirteen hundredths in standard form

What is 0.13

100

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

What is <

100

Round each decimal to the closest unit decimal and add:

41.33 + 15.82

What is 41.25 + 15.75 = 57

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

What digit is in the ten thousandths place?
26.75457

5

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 75.38 + 22.04

What is 75 + 22 = 97

200

Add the decimals 0.72 + 6.458

What is 7.178

300

Write 8.051 in word form

What is eight and fifty-one thousandths

300

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

What is =

Annex a 0

300

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

What is 27

300

Estimate 31.29 + 58.07

What is 31 + 58 = 89

300

Add the Decimals 1.325 + 0.081

What is 1.406

400

What is the decimal pattern rule?

10.64, 9.19, 7.74, 6.29

What is subtract 1.45

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

Annex a 0 to help you:
5.2222, 5.2220, 5.2020, 5.0220

400

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

What is 3.455

400

Estimate 12.045 + 11.81 + 12.3 + 11.56

What is 12 + 12 + 12 + 12 = 48

400

Subtract the decimals 148.93 - 121.36

What is 27.57

500

At the end of August, Mr. Diaz had a balance of $441.62.  Since then, he has written two checks for $157.34 and $19.74 and made a deposit of $575.00.  Mr. Diaz says his balance (what he has now) is $739.54 but he is wrong.  What is his balance?


What is $839.54

Remember, deposit means to add and checks/withdrawl means to subtract.

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

Annex a 0 to make it easier:

0.4040, 0.0444, 0.0404, 0.0400

500

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

What is 2.06

500

Estimate 6.45 + 5.88 + 5.61 + 6.03

What is 6 + 6 + 6 + 6 = 24

500

Subtract the decimals 248 - 131.48

What is 116.52

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