By accessing our **180 Days of Math for Fourth Grade Answers Key Day 49 **regularly, students can get better problem-solving skills.

## 180 Days of Math for Fourth Grade Answers Key Day 49

**Directions Solve each problem.**

Question 1.

Answer:

Explanation:

The sum of 16 and 8 is 24

The ones place 6 and 8 are added

it is 14

1 is taken as carry forward

Question 2.

\(\frac{1}{4}\) of 36 is ___.

Answer:

Explanation:

We can now divide both the new numerator and the denominator by 4 to simplify this fraction down to its lowest terms.

36 **Ã·** 4 = 9

\(\frac{1}{4}\) of 36 is 9

Question 3.

List all the factors of 8.

______________

Answer:

The factors of 8 areÂ 1, 2, 4 and 8.

Explanation:

Factors are nothing but the multiples of 8

2 x 4 = 8

4 x 2 = 8

1 x 8 = 8

8 x 1 = 8

Question 4.

Answer:

Explanation:

9 x 5 = 45

The first number, 45, is called the dividend.

The second number, 9 is called the divisor.

And the remainder is 0.

Question 5.

What is the value of the digit 4 in 10,472?

________________________

Answer:

The value of 4 in 10,472 is 400

Explanation:

Hundreds is the place value of 4 in 10,472.

4 is in hundreds place.

7 is in tens place

2 is in ones place

0 is in thousands place and 1 is in ten thousands place.

Question 6.

36 + = 40

Answer:

36 + 4 = 40

Explanation:

40 – 36 = 4

The addition and subtraction are inverse operations

The sum of 36 and 4 is 40

Question 7.

Each cube has 1-cm sides. What is the volume of the model?

_______________

Answer

s = 1 cm

Volume of the cube = sÂ³

V = 1 Ã— 1 Ã— 1 = 1 cu. cm

There are 8 cubes in the model

V = 8 Ã— 1

V = 9 cmÂ³

Question 8.

2 hours = ___ minutes

Answer:

120 minutes

Explanation:

1 hour = 60 minutes

2 x 60 = 120 minutes.

Question 9.

Which solid has a square for the top, front, and side views?

______________

Answer:

Cube.

Explanation:

A cube has a square for the top, front, and side views

For example a building block

Question 10.

Shawn is 36 in. tall. His mom is twice as tall as he is. How tall is Shawnâ€™s mom?

______________

Answer:

72 in

Explanation:

Shawn is 36 in. tall.

His mom is twice as tall as he is.

36 x 2 = 72

Shawnâ€™s mom is 72 in tall.