# 180 Days of Math for Fifth Grade Day 96 Answers Key

By accessing our 180 Days of Math for Fifth Grade Answers Key Day 96 regularly, students can get better problem-solving skills.

## 180 Days of Math for Fifth Grade Answers Key Day 96

Directions: Solve each problem.

Question 1.
21 + 18 + 19 = ___________
58

Explanation: Question 2.
40 × 20 = ___________
800

Explanation: Question 3.
Complete.
81 ÷ 9 = ___________
810 ÷ 9 = ___________
8,100 ÷ 9 = ___________
9, 90, 900

Explanation:   Question 4.
Is 78,507 less than 78,705?
yes.

Explanation:
78,507 < 78, 705

Question 5.
$$\frac{1}{3}$$ of 12 is ___________
4

Explanation:
(1/3) × 12 = 12 ÷ 3

= 4 Question 6.
20 × 4 – 30 = _________
50

Explanation:
Given, 20 × 4 – 30

First, calculate 20 × 4

20 × 4 = 80 Now subtract 80 with 30

80 – 30 = 50 Question 7. ÷ 5 = 10
50

Explanation:
Given, ÷ 5 = 10

Let us consider the space be ‘x’.

x ÷ 5 = 10

Multiply 5 on both sides.

(x ÷ 5) × 5 = 10 × 5

x = 50

Question 8.
How many minutes are there from 1:16 A.M. to 1:57 A.M.?
41 minutes

Explanation:
Subtract 57 and 16 Question 9.
Is a pyramid a plane shape?
Yes. The pyramid is a plane shape.

Question 10.
Find the mean of the rainfall during the four-month period. Explanation:
The mean of the rainfall during four month period.

April  = 35

May = 25

June = 60

July = 40

Mean =The sum of the four months rainfall ÷ 4

The sum of the four month rainfall = 35 + 25 + 60 + 40

= 160 Mean =The sum of the four months rainfall ÷ 4

= 160 ÷ 4 Question 11.
If the probability is $$\frac{1}{4}$$ that someone in a room wears glasses and there are 24 people in a room, how many of the people will probably not be wearing glasses?
18

Explanation:
Number of people in the room = 24

(1/4) of the people wear glasses = (1/4) × 24

Number of people wearing glasses = 6 To know the probability of people not wearing glasses = Number of people in the room – Number of people wearing glasses

= 24 – 6

= 18 Question 12.
At a toy factory, three out of every 12 dolls are made with curly hair. What percent of the dolls are made with curly hair?

Explanation:
Let us consider 12 dolls be 100%

12 – 100%

3 – ?

Let us do cross multiplication.

= (3 × 100) ÷ 12

= 300 ÷ 12 Scroll to Top