By accessing our **180 Days of Math for Fourth Grade Answers Key Day 74 **regularly, students can get better problem-solving skills.

## 180 Days of Math for Fourth Grade Answers Key Day 74

**Directions Solve each problem.**

Question 1.

Answer:

Explanation:

Working each column from right to left

9 is greater than 6 so you must regroup:

Take 1 from 4, so 4 becomes 3.

Add 10 to 6, so 6 becomes 16.

Question 2.

Is 0.3 equal to \(\frac{3}{100}\)?

______________

Answer:

0.3 **≠** \(\frac{3}{100}\)

Explanation:

0.3 as a fraction can be written as 3/10.

Question 3.

How many sixes are in 24?

_____________________

Answer:

6 x 4 = 24

There are 4 sixes in the 24

Explanation:

24 ÷ 6 = 4

Multiplication and division are inversely proportional.

Question 4.

Answer:

Explanation:

We have the equation:

16 ÷ 3 = 5

Calculated to 0 decimal places.

Quotient is 5

and the remainder is 0.

Question 5.

How many digits are in the number 3,090?

_____________________

Answer:

There are 4 digits in the number 3,090

Explanation:

3,090 (three thousand ninety) is an even four-digits composite number following 3089 and preceding 3091

Question 6.

36 ÷ = 6

Answer:

36 ÷ 6 = 6

Explanation:

6 x 6 = 36

Multiplication and division are inversely proportional.

Question 7.

Jon’s mass is half the mass of Nick, whose mass is 86 kg. What is Jon’s mass?

_____________________

Answer:

Jon’s mass is 43 kg.

Explanation:

Jon’s mass is half the mass of Nick,

Let the mass of Nick is 86 kg.

86 ÷ 2 = 43kg

According to this Jon’s mass is 43 kg.

Question 8.

Each cube has 3-cm sides. What is the volume of the model?

______________

Answer:

1 cubic unit is the amount of space that a unit cube occupies

There are 9 cubes

9 x 3 = 27 cubic units.

Explanation:

Some of the more common ones are:

cm^{3} or cubic centimeters

milliliters

liters.

Question 9.

Which year received 60 inches of rainfall?

______________

Answer:

In 2007

Explanation:

According to the bar graph in the year 2007 it has a heavy rain fall of 60 inches.

Question 10.

\(\frac{1}{8}\) of 40 = 5, so \(\frac{7}{8}\) of 40 =

_____________________

Answer:

\(\frac{1}{8}\) of 40 = 5, so \(\frac{7}{8}\) of 40 = 35

Explanation:

\(\frac{1}{8}\) = 5

\(\frac{7}{8}\) = 7 x \(\frac{1}{8}\) = 35.