By accessing our **180 Days of Math for Fifth Grade Answers Key Day 86 **regularly, students can get better problem-solving skills.

## 180 Days of Math for Fifth Grade Answers Key Day 86

**Directions Solve each problem.**

Question 1.

63 – 8 = ____

Answer:

55

Explanation:

Subtract smaller number 8 from bigger number 63,

we get the difference ass 55.

Question 2.

Answer:

116

Explanation:

Multiply the numbers 29 and 4,

we get the product 116.

Question 3.

How many groups of 4 are in 48?

_____________________

Answer:

12

Explanation:

Question 4.

Write the numeral for sixty-two thousand ten.

_____________________

Answer:

62,010

Explanation:

Write the numbers of each digit,

we get the numeral ass 62,010

Question 5.

62 – 4 × 12 = ______

Answer:

14

Explanation:

62 – 4 × 12

= 62 – 48

= 14

Question 7.

35 ÷ = 7

Answer: 5

Explanation:

Let the unknown number be x

35 ÷ x = 7

x = 35 ÷ 7

x = 5

Question 8.

Would the area of a room most likely be measured in square inches or square feet?

_____________________

Answer:

Square feet

Explanation:

The measurement of square inches are smaller than,

the measurement of square feet.

Question 9.

A quadrilateral has angles measuring 105°, 130°, and 45°. What is the measure of the fourth angle?

_____________________

Answer:

80°

Explanation:

A quadrilateral is a polygon which has 4 vertices, 4 sides and 4 angles.

The sum of all the angles is 360°.

Sum of given angles = 105° + 130° + 45°= 280°

forth angle = 360° – 280° = 80°

Question 10.

What fraction of the people chose banana as their favorite ice cream?

_____________________

Answer:

\(\frac{1}{8}\)

Explanation:

in the above chart, is with 8 parts

1 part of 8 parts is banana as favorite ice cream.

Question 11.

Which number has a 12.5% probability of being landed on?

____________________

Answer:

2 and 3

Explanation:

2 and 3 number has a 12.5% probability of being landed on

\(\frac{45}{360}\) = 0.125

0.125 x 100 = 12.5%

Question 12.

I am a fraction. I am equivalent to 20%. What number am I?

____________________

Answer:

\(\frac{1}{5}\) or 20

Explanation:

a fraction is in the form of

\(\frac{p}{q}\)

\(\frac{20}{100}\)

or

\(\frac{1}{5}\)