By accessing our **180 Days of Math for Fourth Grade Answers Key Day 160 **regularly, students can get better problem-solving skills.

## 180 Days of Math for Fourth Grade Answers Key Day 160

**Directions: Solve each problem.**

Question 1.

47 – 8 = ____________

Answer:

47

-8

38

Thus the difference between 47 and 8 is 38.

Question 2.

50% of 60 = ___________

Answer:

50% of 60

50/100 × 60

5 × 6 = 30

So, 50% of 60 is 30.

Question 3.

Calculate the quotient of 525 and 7.

Answer:

So, the quotient is 75 and the remainder is 0.

Question 4.

57 ÷ 5 = ___________

Answer:

So, the quotient is 2 and the remainder is 2.

Question 5.

What is the number after 4,989?

Answer: The number after 4,989 is 4990.

Question 6.

81 ÷ 9 = 9 ×

Answer:

Let the unknown value be x.

81 ÷ 9 = 9 × x

9 = 9 × x

9/9 = x

x = 1

Question 7.

The floor has an area of 16 m^{2}. It is covered with a mat of 9 m^{2}. What area is uncovered?

Answer:

Given,

The floor has an area of 16 m^{2}.

It is covered with a mat of 9 m^{2}.

16 m^{2 }– 9 m^{2}.

= 7 sq. meters

Thus the area is uncovered is 7 sq. meters

Question 8.

1 __________ = 60 minutes

Answer:

1 hour = 60 minutes

Question 9.

What type of prism is shown?

Answer:

The name of the above shape is Rectangular prism.

Question 10.

If the shaded area is one, what is the area of the crossed region?

Answer:

The area of each region is a square unit.

The area of the crossed region is 1 + 1 = 2 square units.