Decimal Ops Investigation Review

7.9 + 18.72

• 2662
• 26.62
• 1
• 25.62

0.835 - 0.423

• 0.418
• 0.412
• 0.512
• 0.402

7.13 x 5.5 

• 39.215
• 3.9215
• 392.15
• 3921.5

2.34 × 9.3

• 2.1762
• 11.64
• 21.762
• 10.238

Sebastian made $46 raking leaves during the holiday break. He went to the movies and spent $16.54, the arcade and spent $8.50, and the comic book store and spent $12.98. How much money does he have left?

• $7.98
• $5.48
• $6.92
• $8.21

 Mike purchased 4.5 pounds of grass seed. The grass seed cost $1.22 per pound. How much did Mike spend on grass seed?

• $5.40 
• $5.49
• $4.90
• $4.90

If gas costs $2.35 a gallon, and it takes 16.3 gallons to fill up my tank. How much will a tank of gas cost? 

• $38.305
• $38.31
• $6.91
• $13.95

What is 45.6 divided by 0.4?

• 114
• 11.4
• 0.114
• 1.14

Jenna ran 3.2 miles. Carter ran 1.44 miles. How much farther did Jenna run? 

• 1.56 miles 
• 2.24 miles 
• 1.84 miles 
• 1.76 miles 

A store is shipping 26 birdhouses to a park. Each birdhouse weighs 3.93 pounds. What is the total weight of the shipment?

• 28.93 pounds
• 31.44 pounds
  
• 102.18 pounds
• 102.48 pounds