Add and Subtract Decimals Word Problems

Lana was trying to put some files on her flash drive.

If she had one file that was 8.12 mb and another file that was 1.4 mb what is their combined file size?

• 9.52

• 8.26

• 9.052

• 6.72

Frank ate a snack with 80.47 total calories. If the chips he ate were 32.77 calories, how many calories were in the rest of his snack?

• 113.24

• 47.7

• 52.30

• 46.8

Edward weighed the candy he and his brother got from Halloween. Together they received 12.66 kgs of candy. If Edward's amount was 2.36 kg how much was his brothers?

• 15.02

• 11.06

• 10.3

• 14.3

George was making some brownies and cupcakes for his school fundraiser. If the brownies needed 2.68 cups of sugar and the cupcakes needed 1.1 cups, how much sugar would he need altogether?

• 2.69

• 37.8

• 2.79

• 3.78

What did the student incorrectly do while solving this equation?

• Subtracted instead of added the amounts together

• Nothing, the student solved the problem correctly

• Did not line up the decimal points

What word problem can be represented by 51.37 + 24.5? Hint: Read the possible answers CAREFULLY!

• Fifty-one dollars and thirty-seven cents less than Twenty-four dollars and fifty cents.

• Fifty-one dollars and thirty-seven cents more than Twenty-four dollars and fifty cents.

• Fifty-one dollars and thirty-seven cents more than Twenty-four dollars and five cents.

How can 41.2 be altered to help solve this subtraction equation?

• Write the amount as 4,120.00

• Write the amount as 41.29

• Write the amount as 41.20

What is the sum 0.04 and 9.9?

• 99.4

• 0.14

• 9.94

9.8 - 8.2

• 1.6

• 1.5

• 1.4

• 1.35

37.477 - 22.693

• 14.784

• 14.256

• 14.635

• 14.258