By accessing our **180 Days of Math for Third Grade Answers Key Day 100 **regularly, students can get better problem-solving skills.

## 180 Days of Math for Third Grade Answers Key Day 100

**Directions: Solve each problem.**

Question 1.

45 less than 90 is ________.

Answer: 45 less than 90 is 45.

90 – 45 = 45

Question 2.

4 × 2 =

Answer: 8

Explanation:

By performing the multiplication operation we can find the product of 4 and 2.

So, 4 × 2 = 8

Question 3.

40 × 2 =

Answer: 80

Explanation:

By performing the multiplication operation we can find the product of 40 and 2.

So, 40 × 2 = 80

Question 4.

What number follows 526?

Answer: The number follows 526 is 527.

Question 5.

What is half of 12? ________

Answer:

half = 1/2

12 × 1/2 = 6

So, half of 12 is 6.

Question 6.

× 8 = 32

Answer: 4

Explanation:

Let the unknown number be x.

x × 8 = 32

x = 32/8

x = 4

Question 7.

Record the area.

___________ units^{2}

Answer:

Length = 4 units

Width = 3 units

We know that,

Area of a rectangle = length × width

Area = 4 × 3

A = 12 square units

Question 8.

Show two forty-five on the clock.

Answer: 2:45

Question 9.

Are these lines parallel?

Circle:

yes

no

Answer: no they are perpendicular lines

Question 10.

You see 26 wheels on the vehicles outside. One of the vehicles is an 18-wheel truck. The rest are cars. How many cars are there?

Answer:

Given,

You see 26 wheels on the vehicles outside.

One of the vehicles is an 18-wheel truck.

26 – 18 = 8

A car has 4 wheels

8 ÷ 4 = 2

Thus there are 2 cars.