# 180 Days of Math for Sixth Grade Day 105 Answers Key

By accessing our 180 Days of Math for Sixth Grade Answers Key Day 105 regularly, students can get better problem-solving skills.

## 180 Days of Math for Sixth Grade Answers Key Day 105

Directions: Solve each problem.

Question 1.
-8 – (-20) = __________
– Ã— – = +
-8 + 20 = 12

Question 2.
5 Ã— 18 = ____________
5 Ã— 18 = 90

Question 3.
360 Ã· 6 = __________
Answer: 360 Ã· 6 = 60

Question 4.
Write the ordinal number for thirty-nine.

Question 5.
$$\frac{1}{2}$$ + $$\frac{2}{6}$$ = __________
Given,
$$\frac{1}{2}$$ + $$\frac{2}{6}$$
The denominators of both the numbers are different.
LCM of 2 and 6 is 6.
$$\frac{1}{2}$$ Ã— $$\frac{3}{3}$$ + $$\frac{2}{6}$$
$$\frac{3}{6}$$ + $$\frac{2}{6}$$ = $$\frac{5}{6}$$

Question 6.
8 – (7 + 6 – 5) + 4 = ___________
8 – (7 + 6 – 5) + 4
8 – (13 – 5) + 4
8 – 8 + 4 = 4

Question 7.
323 – = 125 + 176
125 + 176 = 301
323 – 301 = 22
So, the unknwon number is 22.

Question 8.
Find y.
15y = 60
y = __________
Given,
15y = 60
y = 60/15
y = 4

Question 9.
18 inches = __________ yards
Convert from inches to yards
1 inch = 0.02 yards
18 inches = 18 Ã— 0.02 = 0.5 yards
Thus, 180 inches = 0.5 yards

Question 10.
How many degrees are in a right angle?
Answer: A right angle is 90 degrees.

Question 11.
What is the median of this set of data?
105, 90, 82, 99, 93