Loading Lesson Content...

Back to Lesson: Adding Decimals

Adding Decimals

This worksheet covers Adding Decimals, which is part of the Decimals module in the Elementary Math course. Practice problems are designed to strengthen key concepts and build confidence.

More in Decimals

*View full Elementary Math course with step by step lessons and online quiz modules.*

Related Lessons:

Want to reach top 5% in SAT Math?

Learn shortcut methods and time-saving strategies with our SAT Math Destroyer Crash Course.

View Destroyer Course →

Adding Decimals

Decimals • Elementary Math

Set 2 — Foundation

1.

What is $1.2 + 3.5$ ?

A.

4.7

B.

4.8

C.

5.0

D.

5.1

2.

What is $3.25 + 4.78$ ?

A.

8.03

B.

8.02

C.

7.90

D.

7.95

3.

If you have $2.5$ and you add $0.75$ , how much do you have?

A.

3.25

B.

3.15

C.

3.05

D.

3.00

4.

If you have $2.50$ and you find $3.65$ , how much money do you have in total?

A.

6.15

B.

5.95

C.

5.15

D.

6.05

5.

What is the sum of $0.9$ and $0.4$ ?

A.

1.2

B.

1.3

C.

1.1

D.

1.0

6.

Calculate $5.75 + 2.35 + 1.50$ .

A.

9.60

B.

9.70

C.

9.80

D.

9.90

7.

Emily has $3.6$ meters of ribbon. She buys another $2.3$ meters. How much ribbon does she have now?

A.

5.9 meters

B.

5.8 meters

C.

5.7 meters

D.

5.6 meters

8.

What is the sum of $0.75 + 1.25 + 2.50$ ?

A.

4.00

B.

3.75

C.

3.50

D.

3.25

9.

You have $6.40$ and you earn $2.15$ more. How much do you have now?

A.

8.55

B.

8.45

C.

8.65

D.

8.75

10.

Calculate $4.2 + 2.1$ .

A.

6.4

B.

6.2

C.

6.1

D.

6.0

11.

What is $12.50 + 7.25$ ?

A.

19.75

B.

19.85

C.

19.95

D.

19.65

12.

What is $5.5 + 0.5$ ?

A.

6.0

B.

6.1

C.

5.8

D.

5.9

13.

Find the total of $0.99 + 0.89 + 0.01$ .

A.

1.89

B.

1.79

C.

1.90

D.

1.80

14.

If $1.1$ is added to $2.2$ , what is the result?

A.

3.3

B.

3.2

C.

3.4

D.

3.1

15.

What is $2.0 + 3.3$ ?

A.

5.3

B.

5.2

C.

5.1

D.

5.0

16.

What is the result of adding $3.40 + 2.60 + 1.00$ ?

A.

7.00

B.

6.90

C.

6.80

D.

7.10

17.

If $0.6$ is added to $0.9$ , what is the total?

A.

1.4

B.

1.5

C.

1.3

D.

1.1

18.

What is the sum of $1.15 + 2.85$ ?

A.

4.00

B.

3.80

C.

3.70

D.

3.90

19.

What do you get when you add $1.7$ and $2.2$ ?

A.

3.9

B.

3.8

C.

4.0

D.

4.1

20.

How much is $7.55 + 3.45$ ?

A.

10.00

B.

11.00

C.

10.05

D.

10.15

Feel free to use these worksheets in your classroom or share the link with students and colleagues!

Other Sets

Show answer choices

Set 1Foundation Set 2Foundation Set 3Foundation Set 4Foundation Set 5Foundation Custom Worksheet

Other Sets

Show answer choices

Set 1Foundation Set 2Foundation Set 3Foundation Set 4Foundation Set 5Foundation Custom Worksheet

Other Sets

Show answer choices

Set 1Foundation Set 2Foundation Set 3Foundation Set 4Foundation Set 5Foundation Custom Worksheet

Other Sets

Show answer choices

Set 1Foundation Set 2Foundation Set 3Foundation Set 4Foundation Set 5Foundation Custom Worksheet