By accessing our **180 Days of Math for Sixth Grade Answers Key Day 91 **regularly, students can get better problem-solving skills.

## 180 Days of Math for Sixth Grade Answers Key Day 91

**Directions: Solve each problem.**

Question 1.

96 – 67 = __________

Answer:

Question 2.

-46 × 5 = ____________

Answer:

– × + = –

-46 × 5 = -230

Question 3.

How many groups of 6 are in 24?

Answer:

6 × 4 = 24

6 + 6 + 6 + 6 = 24

Thus there are four groups of 6 in 24.

Question 4.

How many ten thousands are in 158,407?

Answer:158,407

Question 5.

\(\frac{7}{8}\) – \(\frac{3}{8}\) = ____________

Answer:

Given,

\(\frac{7}{8}\) – \(\frac{3}{8}\)

The denominators of both the fractions are same so subtract the numerators.

\(\frac{7}{8}\) – \(\frac{3}{8}\) = \(\frac{7-3}{8}\) = \(\frac{4}{8}\) = \(\frac{1}{2}\)

Question 6.

-5 × 3 + 7 × 2 + 10 = ___________

Answer:

-5 × 3 + 7 × 2 + 10

(-5 × 3) + (7 × 2) + 10

= -15 + 14 + 10

= -1 + 10 = 9

Question 7.

× 7 = 63

Answer:

Let the unknown value be p

p × 7 = 63

p = 63/7

p = 9

Question 8.

Find a.

5a = -35

a = ____________

Answer:

Given,

5a = -35

a = -35/5

a = -7

Question 9.

How many minutes are there from 12 minutes to 7:00 until 23 minutes past 7:00?

Answer:

12 minutes to 7:00 would be 6:48

23 minutes past 7:00 would be 7:23

So, there are 35 minutes from 6:48 to 7:23

Question 10.

What is the area of a rectangle that measures 3 cm by 10 cm?

Answer:

The measures of the rectangle is 3 cm by 10 cm.

We know that,

Area of a rectangle = l × b

A = 3 × 10

A = 30 sq. cm

Question 11.

On which day were there 1,400 vehicles?

Answer: Sunday

Question 12.

Maria can make 4 bows out of a yard of ribbon. How many yards of ribbon does she need to make 20 bows?

Answer:

Given,

Maria can make 4 bows out of a yard of ribbon.

20/4 = 5

Maria can make 5 yards of ribbon.