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

Luke and Paige were running a relay race. The race was 22.87 kilometers total. If Luke ran 6.27 kilometers how far did Paige run?

• 16.6

• 29.14

• 40.17

• 14.60

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

Bianca was checking the weight of a gold nugget and a piece of fool’s gold. Together they weighed 108.26 grams. If the fool’s gold was 32.96 grams, how much did the gold nugget weigh?

• 75.3

• 141.22

• 43.786

• 13.67

Layla went to a coffee shop. She bought 2 cupcakes with $5.70, 1 juice with $1.50, and and ice cream cup for her brother with $3.50. If Layla has $15, how much change will the cashier give her back?

• $4.5

• $4.3

• $4.4

• $4

Yesterday I went to 7-11 and purchased 4 candy bars that were $1.25 each and 6 packs of gum that were $2.75 each. How much did I have to pay the cashier, before tax?

• $7.50

• $21.50

• $5.00

• $16.50

Answer explanation

1) Find the cost of the candy bars. (x)

2) Find the cost of the gum. (x)

3) Add the two costs.

Luis bought a bottle of water at the gym for $2.85, including tax. If he paid for it with a $5.00 bill, how much change should he have received?

• $2.15

• $3.15

• $3.85

• $7.85

Nathan and his uncle paid $9.50 for tickets to a bike race.  They bought one adult's ticket and one child's ticket.  The adult's ticket cost $5.75.  What was the cost of Nathan's ticket?

• 3.75

• $2.95

• $3.75

• $3.50

How much did her fruit weigh altogether?

• 0.25 pounds

• 2.05 pounds

• 2.5 pounds

• 25.0 pounds

Ben bought 19 first class stamps at $0.39 each and 8 postcard stamps at $0.24 each. How much money did Ben spend?