Adding Decimals
Subtracting Decimals
Estimate Decimals
Sequences
Word Problems
100

Complete the following addition sentence: 

1.42 + 3.55 = 

4.97

100

Complete the following subtraction sentence: 

14.9 - 2.55 = 

12.35

100

Round to the nearest tenths.

5.56

5.6

100

What is the rule?

2.5, 2.7, 2.9, 3.1

add 0.2

100

Lauren goes to the pet store and buys a $12.66 tennis ball for her dog. She already has a $7.32 tennis ball at home. How much did Lauren pay for both tennis balls in total?

12.66+7.32=$19.98

200

Complete the following addition sentence: 

1.7 + 2.36 = 

4.06

200

Complete the following subtraction sentence: 

31.77 - 20.9 = 

10.87

200

Round to the nearest hundredth.

0.979

0.98

200

What is the rule?

6.9, 4.6, 2.3, 0

subtract 2.3

200

The 4th graders collected 1.25 pounds more aluminum cans than the 5th graders. Select which statements could be true.

A) 4th graders: 7.68 pounds, 5th Graders: 6.13 pounds.

B) 4th graders: 6 pounds, 5th Graders: 4.75 pounds

C) 4th graders: 4 pounds, 5th Graders: 2.65 pounds

D) 4th graders: 7.26 pounds, 5th Graders: 6.01 pounds

B, D

300

Complete the following addition sentence: 

2.35 + 5.1 + 1.65 = 

9.1

300

Complete the following subtraction sentence: 

26 - 14.34 = 

11.66

300

Use rounding to estimate: (Your answer should be a whole number)

3.67 + 4.90 =

About 9

300

What is the missing number?

0.42, 0.51, ____, 0.69, 0.78

0.6 or 0.60

300

At her first swim lesson, Leah swam 15.218 seconds without stopping. After her second swim lesson, she could swim for 57.907 seconds without stopping. How much longer could Leah swim in her second lesson than in her first lesson?

42.689 seconds.

400

Complete the following addition sentence: 

1.372 + 7.675 = 

9.047

400

Complete the following subtraction sentence: 

35.1 - 15.64 = 

19.46

400

Use rounding to estimate: (Your answer should be a whole number)

12.28 - 6.57 =

About 5

400

What is the missing number?

____, 10.92, 10.89, 10.86, 10.83

10.95

400

Izzy hiked 5.252 kilometers, Laura hiked 4.214 kilometers, and Anna hiked 4.403 kilometers. How far did they hike in all?

13.869 kilometers.

500

Complete the following addition sentence: 

2.119 + 0.257 =

2.376

500

Complete the following subtraction sentence: 

2.6 - 1.08 - 1.22= 

0.3

500

Use rounding to estimate: (Your answer should be a whole number)

11.31 - 11.02

About 0

500

Find the rule, AND the next term in the sequence.

2.56, 3.84, 5.12, 6.4

Rule: add 1.28

The next term in the sequence is 7.68

500

Miriam brought $15.75 to the zoo. She bought two stuffed animals for $4 each, a drink for $2.25, and animal stickers for $1.80. How much money does Miriam have now?

$3.70

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