# 180 Days of Math for Sixth Grade Day 5 Answers Key

By accessing our 180 Days of Math for Sixth Grade Answers Key Day 5 regularly, students can get better problem-solving skills.

## 180 Days of Math for Sixth Grade Answers Key Day 5

Directions Solve each problem.

Question 1.

_________
20+12 = 32.

Explanation:
The addition of 20 and 12 is 20+12 = 32.

Question 2.
9 × 9 = _____
9 × 9 = 81.

Explanation:
The multiplication of 9 by 9 is 9 × 9 = 81.

Question 3.

35÷5 = 7.

Explanation:
By dividing 35 by 5 we will get 35÷5 = 7.

Question 4.
What is the numeral for fifteen?
_______________________
XV.

Explanation:
The numeral of fifteen is XV.

Question 5.
$$\frac{1}{8}$$ of 32 is ____
4.

Explanation:
Given that $$\frac{1}{8}$$ of 32 which is
= $$\frac{1}{8}$$ × 32
= 4.

Question 6.
Find the missing number.
3,296; 3,286; ____; 3,266
3,296; 3,286; 3,276; 3,266.

Explanation:
Here, the pattern follows countback off 10. So the missing digit 3,286-10 = 3,276. So the pattern is 3,296; 3,286; 3,276; 3,266.

Question 7.
140 ÷ = 10
The missing digit is 14.

Explanation:
Let the missing digit be X, So 140÷X = 10
X = $$\frac{140}{10}$$
= 14.

Question 8.
Solve for x when x + 9 = 49. x = ______
X = 40.

Explanation:
Given the expression is x + 9 = 49
X = 49 – 9
= 40.

Question 9.
Calculate the area of a square with 7 cm sides.
_________________
14 cm sq.

Explanation:
The area of the square is 7×7
= 14 cm sq.

Question 10.
Use a protractor to measure the angle. Then identify it as either acute, reflex, obtuse, or straight.

 Size 120 degree Name Obtuse

Question 11.
What is the mean of this set of data?
45, 31, 26,46
The mean of the data set is 37.

Explanation:
The mean for this data set is $$\frac{45+31+26+46}{4}$$
= $$\frac{148}{4}$$
= 37.

Question 12.
A snail is climbing a brick wall that is 15 m high. It climbs up 3 m every day but slides down 1 m every night. How many days will it take to reach the top of the wall?
_______________________