By accessing our **180 Days of Math for Fourth Grade Answers Key Day 30 **regularly, students can get better problem-solving skills.

## 180 Days of Math for Fourth Grade Answers Key Day 30

**Solve each problem.**

Question 1.

Answer:

Explanation:

Perform subtraction operation on above two given numbers. Subtract 9 from 30 the difference is 21.

Question 2.

5 × 7 = ___

Answer:

5 × 7 = **35**

Explanation:

Perform multiplication operation on above two given numbers. Multiply 5 with 7 the product is 35.

Question 3.

Divide 16 into 4 equal groups.

______________

Answer:

16 ÷ 4 = **4**

Explanation:

The given statement is divide 16 into 4 equal groups. Perform division operation. Divide 16 by 4 the quotient is 4.

Question 4.

28 ÷ 7 = ______

Answer:

28 ÷ 7 = **4**

Explanation:

Perform division operation on above two given numbers. Divide 28 by 7 the quotient is 4.

Question 5.

Is 63 closer to 60 or 70?

______________

Answer:

The numbers from 60 to 70 are 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70.

The number 63 is closer to **60** than 70.

Question 6.

× 6 = 36

Answer:

× 6 = 36

Explanation:

To get the product 36. We need to perform multiplication operation. Multiply 6 with 6 the product is 36. The missing multiplicand is 6.

Question 7.

The area of the flower bed is 12 m^{2} and the area of the grass is 24 m^{2}. What is their combined area?

_____________________

Answer:

Given,

The area of the flower bed is 12 m^{2}.

The area of the grass is 24 m^{2}.

The combined area is obtained by adding area of flower bed with area of grass.

12 m^{2} + 24 m^{2} = 36 m^{2}

The combined area is **36 m ^{2}**.

Question 8.

Is 12:00 P.M. a reasonable bedtime?

_____________________

Answer:

**No**, 12:00 P.M. is not a reasonable bed time. The time 12:00 P.M. is afternoon time.

Question 9.

Which sport does Troy play in the 3^{rd} trimester?

Answer:

Troy play in the 3^{rd} trimester is **baseball**.

Question 10.

\(\frac{1}{10}\) of 60 = 6, so \(\frac{7}{10}\) of 60 = ____

Answer:

Given,

\(\frac{1}{10}\) of 60 = 6

We have to find \(\frac{7}{10}\) of 60.

Multiply 7/10 with 60.

= \(\frac{7}{10}\) x 60

= 7 x 6

= **42**

So, \(\frac{7}{10}\) of 60 is 42.