# 180 Days of Math for Sixth Grade Day 19 Answers Key

By accessing our 180 Days of Math for Sixth Grade Answers Key Day 19 regularly, students can get better problem-solving skills.

## 180 Days of Math for Sixth Grade Answers Key Day 19

Directions Solve each problem.

Question 1.
95 + (-68) = ___
95 + (-68) = 27.

Explanation:
Here, we will use the BODMAS rule and remove brackets. The expression will be
95 – 68 = 27.

Question 2.
9 × 4 = _____
9 × 4 = 36.

Explanation:
The multiplication of 9 × 4 is 36.

Question 3.
Divide 72 by 9.
______________
72 ÷ 9 = 8.

Explanation:
The division of 72 by 9 is
72÷9 = 8.

Question 4.
Is 72 evenly divisible by 4?
____________
Yes.

Explanation:
Yes, 72 evenly divisible by 4. As 72÷4 is 18.

Question 5.
Write 0.45 as a percentage.
____________
$$\frac{45}{100}$$.

Explanation:
The percentage of 0.45 is $$\frac{45}{100}$$.

Question 6.
225 ÷ 9 ÷ 5 = ____
225 ÷ 9 ÷ 5 = 5.

Explanation:
Here, we will break the expression into parts and we will solve them.
= (225 ÷ 9) ÷ 5
= 25 ÷ 5
= 5.

Question 7.
Find b.
$$\frac{b}{4}$$ = 7.25
b = ___
b = 29.

Explanation:
Given that $$\frac{b}{4}$$ = 7.25
b = 7.25 × 4
= 29.

Question 8.
$$\frac{1}{6}$$ of = 5
The missing digit is 30.

Explanation:
Let the missing digit be X, so the expression will be
$$\frac{1}{6}$$ × X = 5
X = 5 × 6
= 30.

Question 9.
How many millimeters are in 7.5 centimeters?
_______________________
75 millimeters.

Explanation:
As 1 centimeter is 10 millimeters, so 7.5 centimeters will be 7.5×10 which is 75 millimeters.

Question 10.
Do parallel lines meet at a 30° angle?
____________
No.

Explanation:
No, parallel lines do not meet at a 30° angle. Because parallels do not meet at all.

Question 11.
In a game, the probability of the spinner landing on a 2 is 1:3. How many times would you expect to land on a 2 if you spin the spinner 6 times?
_______________________

Explanation:
Given that the probability of the spinner landing on a 2 is 1:3.
If the spinner lands on 2 then you can expect spinner 6 times.
6 × 1 = 6
6 × 3 = 18
So, you can expect 18 times.

Question 12.
An explorer walked 1 km west, 3 km south, 5 km west, 4 km north, 3 km east, 2 km north, 6 km west, and 4 km south to reach point D. At which point did he begin?
______________________