By accessing our **180 Days of Math for Fourth Grade Answers Key Day 46 **regularly, students can get better problem-solving skills.

## 180 Days of Math for Fourth Grade Answers Key Day 46

**Directions Solve each problem.**

Question 1.

Answer:

Explanation:

The difference of 13 and 6 is 7.

13 – 6 = 7

Question 2.

0.5 of 18 is __.

Answer:

0.5 percent x 18 =

(0.5:100) x 18 =

(0.5 x 18):100 =

9:100 = 0.09

Now we have: 0.5 percent of 18 = 0.09

Explanation:

0.5 of 18

says half of the 18

18 **÷** 2 = 9

0.5 of 18 is 9

Question 3.

How many groups of 6 are in the number 36?

______________

Answer:

There are 6 groups in number 36.

Explanation:

6 x 6 = 36

6 group of 6 is 36.

Question 4.

48 ÷ 6 = ___

Answer:

Explanation:

The first number, 48, is called the dividend.

The second number, 6 is called the divisor.

and 0 is the remainder.

Question 5.

What is the even number right before 36?

______________

Answer:

34 is the even number right before 36

Explanation:

2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30,

32, 34, 36, 38, 40, 42, 44, 46, 48, 50, 52, 54, 56, 58, 60,

62, 64, 66, 68, 70, 72, 74, 76, 78, 80, 82, 84, 86, 88, 90,

92, 94, 96, 98 and 100.

These are the even numbers between 1 to 100.

Question 6.

Fill in the missing number.

129, 139, 149, ___, 169

Answer:

129, 139, 149, 159, 169

Explanation:

159 is the missing number in the sequence.

The above pattern is the example of skip by 10’s.

Question 7.

How many full oil bottles can be poured into the bucket?

______________

Answer:

Explanation:

We can pour 2 oil bottles full in to the bucket.

But, In the bucket we can fill one more liter.

Question 8.

_____ inches = 2 feet

Answer:

24 inches = 2 feet

Explanation:

One feet = 12 inches

so,

2 x 12 = 24

Question 9.

A regular octagon has:

___ angles

________ sides

___ axes of symmetry

Answer:

8 angles

8 sides

8 axes of symmetry

Explanation:

A regular octagon has 8 lines of symmetry.

an octagon (from the Greek ὀκτάγωνον oktágōnon, “eight angles”) is an eight-sided polygon or 8-gon.

Question 10.

What fraction must be added to \(\frac{3}{4}\) of a pizza to make 1 whole pizza?

______________

Answer:

\(\frac{1}{4}\) of fraction is added to \(\frac{3}{4}\)

To make a one whole pizza.

Explanation:

\(\frac{4}{4}\) – \(\frac{3}{4}\)

= \(\frac{4 – 3}{4}\)

= \(\frac{1}{4}\)