Subtracting Decimals with Models

Which problem is represented by this model? BE CAREFUL!

• 0.27 - 0.9

• 0.18 + 0.09

• 0.9 + 0.18

• 0.27 - 0.09

Tags

CCSS.5.NBT.B.7

Which equation matches the model?

• 0.73 - 0.23 = 0.50

• 0.50 + 0.23 = 0.73

• 0.73 + 0.23 = 0.50

• 0.73 - 0.50 = 0.23

Tags

CCSS.5.NBT.B.7

What is the answer to this model?

• 0.19

• 0.61

• 0.42

• 0.2

Tags

CCSS.4.NF.C.6

Does this model represent addition or subtraction?

• addition

• subtraction

Tags

CCSS.5.NBT.B.7

Jenna bought a bag of gummi bears that cost $2.74. She gave the clerk $10. How much money will she get back in change? 

• 12.74

• 4.36

• 7.26

• 7.62

Tags

CCSS.6.NS.B.3

Mark bought a book for $21.62. If he paid with two $20 bills, what was his change?

• $19.00

• $19.38

• $18.28

• $18.38

Tags

CCSS.6.NS.B.3

Justin made $46 mowing lawns during the summer. 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

Tags

CCSS.6.NS.B.3

Patrick had a board that was 54 inches long. He cut off 22.5 inches for a project. How many inches of the board remain?

• 30 in.

• 31.5 in.

• 32.5 in.

• 40 in.

Tags

CCSS.6.NS.B.3

Holiday, Florida had 9.2 inches of rain in April and 4.3 inches of rain in May. What is the difference in rainfall between the two months?

• 13.5 inches

• 4.9 inches

• 3.9 inches

• 3 inches

Tags

CCSS.5.NBT.B.7

Lisa had a board that was 18.93 inches long. She cut 2.09 inches off of the end. How long is the remainder of the board?

• 2.19 inches

• 21.02 inches

• 1.684 inches

• 16.84 inches

Tags

CCSS.6.NS.B.3