# 180 Days of Math for Fourth Grade Day 134 Answers Key

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## 180 Days of Math for Fourth Grade Answers Key Day 134

Directions: Solve each problem.

Question 1.

The difference between 53 and 22 is 31.

Question 2.
$$\frac{3}{4}$$ of 16 = ___________
$$\frac{3}{4}$$ Ã— 16
= 3 Ã— 4
= 12
So, $$\frac{3}{4}$$ of 16 = 12

Question 3.
25 Ã· 5 = ___________

The quotient is 5 and the remainder is 0.

Question 4.

The quotient is 8 and the remainder is 1.

Question 5.
Write 624 in expanded notation.
Answer: 624 = 600 + 20 + 4

Question 6.
218 + 12 = 240 –
Let the missing number be x.
218 + 12 = 240 – x
230 = 240 – x
xÂ  = 240 – 230
x = 10
Thus the unknown number is 10.

Question 7.
Joeâ€™s mass is half the mass of Sam, whose mass is 46 kg. What is Joeâ€™s mass?
Given,
Joeâ€™s mass is half the mass of Sam, whose mass is 46 kg.
46 Ã· 2 = 23 kg
Thus Joe’s mass is 23 kg.

Question 8.
6 inches = __________ foot
We have to convert from inches to feet.
1 feet = 12 inches
x = 6 inches
x Ã— 12 = 6
x = 6/12
x = 1/2
Thus 6 inches = 0.5 or 1/2 feet

Question 9.
A rectangle has:
__________ angles
__________ sides
__________ axes of symmetry
A rectangle has:
Four angles
Four sides
Two axes of symmetry

Question 10.
Subtract 7 tens and 0 ones from the number 83.
7 tens = 70
Now we have to subtract 70 from 83
83 – 70 = 13

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