By accessing our **180 Days of Math for Third Grade Answers Key Day 72 **regularly, students can get better problem-solving skills.

## 180 Days of Math for Third Grade Answers Key Day 72

**Directions Solve each problem.**

Question 1.

17 – 7 =

Answer:

10

Explanation:

17 – 7 = 10

The difference of 17 and 7 is 10

Question 2.

How many sides are there on 6 triangles?

______________

Answer:

18 sides are there on 6 triangles

Explanation:

A triangle has 3 sides

6 x 3 = 18 sides

Question 3.

7 × 3 =

Answer:

7 x 3 = 21

Explanation:

The product of 7 and 3 is 21

7 x 3 = 21

3 x 7 = 21

Question 4.

What number follows 34?

______________

Answer:

35

Explanation:

The number after 34 is 35

34 + 1 = 35

To find the after number we have to add 1

Question 5.

How many quarters are there in $5.00?

______________

Answer:

20 cents

Explanation:

$1 = 4 quarters

5 x 4 = 20 quarters

1 quarter = 25 cents

4 x 25 = 100 cents

Question 6.

Fill in the missing number.

33, ___, 39, 42, 45

Answer:

33, 36, 39, 42, 45

Explanation:

The above pattern is add by 3

33 + 3 = 36

36 + 3 = 39

Question 7.

Thursday is June 20th. What is one week from that date?

______________

Answer:

Thursday is June 28th

Explanation:

Thursday is June 20th.

A week has 7 days

after 7 days same day repeats

so, the 28th is again Thursday

Question 8.

How many hours are there from 11 P.M. to 3 A.M.?

______________

Answer:

4 hours

Explanation:

The formula for calculating elapsed time is elapsed time = end time – start time.

Subtract the minutes and hours separately.

Question 9.

List the angles from largest to smallest.

______________

Answer:

C, A and then B

Explanation:

C is a right angle triangle

right angle triangle has 90 degrees

B is 20 degrees and C is 35 degrees.

Question 10.

One-fourth of the circle is green. There is twice as much red as green. The rest is blue. Color the circle to match the data.

Answer:

Explanation:

Question 10.

One-fourth of the circle is green.

There is twice as much red as green.

The rest is blue.

Colored according to the information.