By accessing our **180 Days of Math for Sixth Grade Answers Key Day 15 **regularly, students can get better problem-solving skills.

## 180 Days of Math for Sixth Grade Answers Key Day 15

**Directions Solve each problem.**

Question 1.

Answer:

35 – 19 = 16.

Explanation:

The subtraction of 35 and 19 is 16.

Question 2.

6 × 3 = ____

Answer:

6 × 3 = 18.

Explanation:

The multiplication of 6 × 3 is 18.

Question 3.

81 ÷ 9 = ____

Answer:

81 ÷ 9 = 9.

Explanation:

The division of 81 ÷ 9 is 9.

Question 4.

What is the next odd number after 31?

_______________________

Answer:

33.

Explanation:

The next odd number after 31 is 33

Question 5.

Write \(\frac{72}{35}\) as a mixed number.

Answer:

Convert from improper to the mixed fraction.

\(\frac{72}{35}\) = 2\(\frac{2}{35}\)

Question 6.

(17 – 7) + 6 = _____

Answer:

(17 – 7) + 6 = 16.

Explanation:

Given the expression is (17 – 7) + 6, here we will use the BODMAS rule and solve the bracket first, and then we will perform addition. So

(17 – 7) + 6 = 10 + 6

= 16.

Question 7.

75 80 = 155

Answer:

75+80 = 155.

Explanation:

Here, we will perform addition to the given numbers. So 75+80 = 155.

Question 8.

Find f when 27f = 81.

f = ____

Answer:

f = 3.

Explanation:

Given the expression is 27f = 81, so

f = \(\frac{81}{27}\)

= 3.

Question 9.

How many seconds are in 2\(\frac{1}{2}\) minutes?

Answer:

180 seconds.

Explanation:

In 1 minute there are 60 seconds, so for 2\(\frac{1}{2}\) minutes the number of seconds will be

2 minutes = 2 × 60 = 120 seconds and for \(\frac{1}{2}\) minute = 30 seconds. So 2\(\frac{1}{2}\) minutes = 120+30 = 180 seconds.

Question 10.

Is 69° less than a right angle?

_______________________

Answer:

Yes.

Explanation:

Yes, 69° is less than a right angle as it is an acute angle.

Question 11.

Sue has blue pants, an orange skirt, and a yellow shirt. List all the possible outfits she can wear.

_______________________

Answer:

Blue pants and a yellow shirt, an orange skirt, and a yellow shirt.

Explanation:

Given that Sue has blue pants, an orange skirt, and a yellow shirt. So she can wear blue pants and a yellow shirt, an orange skirt, and a yellow shirt.

Question 12.

Complete the factor wheel to show all the factors of 10.

Answer:

The factors of 10 are 1, 2, 5, 10.