M14 Test

Select all the equations that are a reasonable estimate of 4.82 – 1.17.

• 4.75 – 1.5 = 3.25

• 5 – 1.25 = 3.75

• 5 – 2 = 3

• 4.75 – 1.25 = 3.5

• 5 – 1 = 4

Answer explanation

The correct estimates are 4.75 - 1.5 = 3.25, 5 - 1.25 = 3.75, and 4.75 - 1.25 = 3.5, which are closest to 4.82 - 1.17.

Maria spent 10.75 hours in July and 9.5 hours in August building a treehouse. What is the total number of hours she spent building the treehouse?

• 19.25

• 20.20

• 20.25

• 21.05

Answer explanation

To find the total hours spent, add the hours spent in July (10.75) and August (9.5) together: 10.75 + 9.5 = 19.25. Therefore, Maria spent a total of 19.25 hours building the treehouse.

Javier rode his bike 4.8 miles from his school to the library. Then he rode home. If Javier rode his bike a total of 6.3 miles, which equation models how to find the distance between the library and his home?

• 6.3 – 4.8 = 1.5

• 6.3 – 4.8 = 2.5

• 4.8 + 6.3 = 10.1

• 4.8 + 6.3 = 11.1

Answer explanation

Answer Explanation highlighting the correct choice: 6.3 – 4.8 = 1.5

Which expression represents the shaded parts of the visual model?

• 0.4 + 1.3

• 0.04 + 0.13

• 0.4 + 0.13

• 0.04 + 0.013

Answer explanation

The shaded parts in the visual model represent 0.4 + 0.13, which is the correct choice among the options provided.

The art club spent $57.29 on form art materials. They paid $32.45 for paint and $8.36 for paintbrushes. If the rest of the money was spent on paper, how much did the art club pay for paper?

• $17.68

• $17.58

• $16.58

• $16.48

Answer explanation

The art club spent $57.29. They paid $32.45 for paint and $8.36 for paintbrushes. Therefore, they spent $16.48 on paper ($57.29 - $32.45 - $8.36 = $16.48).

Add or subtract. 8.9 + 31.74 = _______

17.02 – 5.63 = _______

92.6 + 650.2 + 8.47 = _______

Nicole needs to buy the science supplies listed in the table. Her dad gave her $20 to spend on the supplies. Does Nicole have enough money to buy all of the supplies she needs? __________, because the total cost of the science supplies is __________.

A pitcher holds 2.6 liters of juice. Jonathan drinks 0.75 liter of juice from the pitcher. How many liters of juice are left in the pitcher? __________ Liters