# 180 Days of Math for Fifth Grade Day 77 Answers Key

By accessing our 180 Days of Math for Fifth Grade Answers Key Day 77 regularly, students can get better problem-solving skills.

## 180 Days of Math for Fifth Grade Answers Key Day 77

Directions Solve each problem.

Question 1.
Calculate 87 more than 12.
______________
Explanation:
87 more than 12 means,
87 + 12 = 99

Question 2.

Explanation:
Multiply the numbers 35 and 4,
we get the product 140.

Question 3.
How many groups of 5 are in 60?
_____________________
12 groups
Explanation:
Divided 60 by 5

Question 4.
Write the numeral for fifty-two thousand seventy-one.
_____________________
52,071
Explanation:
Fifty two thousand is written in numerals as 52,000.
Seventy one is written in numerals as 71.
When we put together, we get 52,071.

Question 5.
$5.00 –$3.65 = ___
$1.35 Explanation: By subtracting$3.65 from $5.00, we get the difference$1.35

Question 6.
6 Ã— 9 – 36 Ã· 4 = ______
Explanation:
6 Ã— 9 – 36 Ã· 4 is a combined operation
first divided 36 Ã· 4 = 9
then multiply 6 Ã— 9 = 54
then subtract both 54 – 9 = 45

Question 7.
– 42 = 36
Explanation:
Let the unknown number be x
x – 42 = 36
x = 36 + 42
x = 78

Question 8.
How many seconds are in 6$$\frac{1}{2}$$ minutes?
390 seconds
Explanation:
1 minute = 60sec
6$$\frac{1}{2}$$ minutes = $$\frac{13×60}{2}$$
= 390 seconds

Question 9.
Which measurement is the angle below most likely to be:
70Â°, 90Â°, or 110Â°?

110Â° [Obtuse Angle]
Explanation:
Angle more than 90Â° is known as obtuse angle.

Question 10.
Which month had the least rain?
______________

May
Explanation:
When we compare the months of rainfall ,
the least rain fall is in May (20 millimeters).

Question 11.
Imagine you write each letter of the word CALIFORNIA on individual cards. You shuffle them, turn them facedown on a table, and turn over the top card. What is the probability of turning over a vowel?
______________
1 out of 2 or 50%
Explanation:
The word CALIFORNIA written on individual cards and shuffled,
probability of turning over a vowel = $$\frac{1}{2}$$
1 out 0f 2 or 50%

Question 12.
A class of 25 students is making necklaces. The necklaces each have 30 beads. How many beads are needed for each student to make one necklace?
_____________________