Adding and Subtracting Decimals

76 - 35.9

• 40.1

• 111.9

• -40.1

• 41

Beth worked 33.25 hours last week and 23.75 this week. How many total hours did she work?

• 40 hrs

• 57 hrs

• 52 hrs

• 50 hrs

37.8 + 38.7

• 65.1

• 76.5

• 34.1

• 47.9

34.79 + 76.37

• 111.16

• 116.8

• 112.27

• 117.89

Subtract 43.03 − 12.82

• 32.22

• 30.25

• 30.21

• 30.33

103.2 - 55.6

• 52.4

• 47.6

• 32

• 65.2

John walked 4.83 kilometers during the two days he was at the fair. On the first day he walked 1.73 kilometers. How far did he walk the second day?

(a)  

Kaleb was checking how much power his lights used. His first light by itself used 59.71 amps. When he turned on the second light, together they used 130.61 amps. How many amps did just the second light use?

(a)  

A botanist was measuring how tall her plant grew. After two weeks it had grown 12.58 inches. The second week alone it had grown 5.28 inches! How much did it grow the first week?

(a)  

Roger was weighing the amount of candy he received for Halloween. If he received 10.24 kg and his brother received 7.2 kg, how much candy did they get all together?

(a)