By accessing our **180 Days of Math for Third Grade Answers Key Day 51 **regularly, students can get better problem-solving skills.

## 180 Days of Math for Third Grade Answers Key Day 51

**Directions Solve each problem.**

Question 1.

22 – 11 =

Answer:

Explanation:

The difference of 22 and 11 is 11

22 – 11 = 11

So, the missing number is .

Question 2.

4 × 3 =

Answer:

4 x 3 =

Explanation:

The product of 4 and 3 is 12

So, 4 x 3 = 12.

Question 3.

Answer:

Explanation:

The product of 12 and 2 is 24

So, 12 x 2 = 24.

Question 4.

How many chairs will you have if you have a total of 20 chair legs?

_____________

Answer:

5 chairs

Explanation:

If i have 20 chair legs

We know each chair will have 4 legs

Divide 20 with 4

20 / 4 = 5

So, I will have 5 chairs.

Question 5.

0.20 + 0.10 + 0.20 =

_____________

Answer:

Explanation:

The sum of 0.20, 0.10 and 0.20 is 0.50

So, 0.20 + 0.10 + 0.20 = 0.50.

Question 6.

Fill in the missing number.

317, 307, ___, 287, 277

Answer:

297

Explanation:

The missing number in the pattern is skip count of 10

the pattern shows decrease in numbers

317 – 10 = 307

So, 307- 10 = 297

The missing number is 297

The pattern is 317, 307, 297, 287, 277.

Question 7.

Tuesday is June 4th. What is the date on the following Friday?

_____________

Answer:

7th June

Explanation:

If Tuesday is 4th June

Wednesday is 5th

Thursday is 6th

So, Friday is 7th June.

Question 8.

What is the perimeter?

___ cm

Answer:

Perimeter = 9 cm

Explanation:

The triangle has sides with length 3 cm

Perimeter = 3 x length of side

= 3 x 3

= 9

So, perimeter of given triangle is 9 cm.

Question 9.

Label the vertex on the angle.

Answer:

Explanation:

The point on which the angle is formed is called the angle’s vertex

I labeled the vertex on the angle

The vertex is point B.

Question 10.

I am an odd number between 129 and 133. What number am I?

_____________

Answer:

I am 131

Explanation:

The numbers between 129 and 133 are 130, 131 and 132

The numbers that are not divisible by 2 are odd numbers

Here 130 and 132 are divisible by 2 but 131 is not divisible by 2

So, 131 is the odd number between 129 and 133.