# 180 Days of Math for Fifth Grade Day 130 Answers Key

By accessing our 180 Days of Math for Fifth Grade Answers Key Day 130 regularly, students can get better problem-solving skills.

## 180 Days of Math for Fifth Grade Answers Key Day 130

Directions: Solve each problem.

Question 1. 47

Explanation:
The subtraction of the given two numbers is 47

Question 2.
Is 45 a composite number?
Yes

Explanation:
A composite number is a number that has more than two factors. Here the factors for the given number 45 are 1, 3, 5, 9, 15, 45. Therefore the given number 45 is a composite number.

Question 3.
749 ÷ 7 = __________
107

Explanation:
The division for the given number is 107.

Question 4.
Write the smallest four-digit numeral possible using the digits 6, 8, 2, and 9.
2,689

Explanation:
The smallest four-digit numeral possible using the digits 6, 8, 2, and 9 is 2,689.

Question 5.
Write 41% as a decimal.
0.41

Explanation:
$$\frac{41}{100}$$
0.41

Question 6.
3 × 5 + 4 × 5 = ___________
35

Explanation:
Let us solve the given expression
3×5 = 5
4×5 = 20
Now add both the numbers 20+5 = 25

Question 7.
8 × 7 = 70 – 14

Explanation:
Let us solve the given expression
8×5 = 40
Let us assume the given box as x
8 × 7 = 70 – x
56 = 70 – x
x = 70 – 56
x = 14

Question 8.
Is 500 mL the same as $$\frac{1}{2}$$ L?
Yes.

Explanation:
1 litre = 1000 ml
$$\frac{1}{2}$$ l
$$\frac{1000}{2}$$ ml = 500 ml

Question 9.
True or false? All the angles are equal inside a parallelogram.
False.

Explanation:
All the angles inside a parallelogram are not equal.

Question 10. David plans to read twice as many books next year as he did this year. How many books does David plan to read?
100 books

Explanation:
Given 1 book = 10 books.
And David plans to read twice as many books next year as he did. Therefore, David planned to read 100 books.

Question 11. Using the spinner above, what is the probability of landing on blue then red if the spinner is spun twice?
$$\frac{1}{8}$$.

Explanation:
The probability of landing on blue then red if the spinner is spun twice is $$\frac{1}{8}$$.

Question 12.
If you multiply me by 7, the product is 63. What number am I?
x = $$\frac{63}{7}$$