180 Days of Math for Fifth Grade Day 83 Answers Key

By accessing our 180 Days of Math for Fifth Grade Answers Key Day 83 regularly, students can get better problem-solving skills.

180 Days of Math for Fifth Grade Answers Key Day 83

Directions Solve each problem.

Question 1.
Calculate 49 and 57 more.
______________
Answer:
106
Explanation:
When we add two or more addends,
we get the sum 49 + 57 = 106

Question 2.
9 × 12 = ___
Answer:
108
Explanation:
Multiply the numbers 9 and 12,
we get the product 108.

Question 3.
154 ÷ 7 = ___
Answer: 22
Explanation:
22

Question 4.
40,000 + 5,000 + 600 + 70 + 2 = ___
Answer:
45,672
Explanation:
Arrange all the given numbers according to their place values,
then add all the addends to get the sum as 45,672.

Question 5.
$5.85 + $4.35 = ______
Answer:
$10.20
Explanation:
when we add two or more addends,
we get the sum 10.20.

Question 6.
9 + 6 × 4 = ___
Answer: 33
Explanation:
9 + 6 × 4 is a combined operation.
first multiply 6 x 4 = 24
then add 24 + 9 = 33

Question 7.
180 Days of Math for Fifth Grade Day 83 Answers Key 1
Answer: 6
Explanation:
Let the un known number be x
9x = 54
x = 54 ÷ 9
x = 6

Question 8.
How many total days are in October, November, and December?
Answer:
92 days
Explanation:
Number of days in October = 31
Number of days in November = 30
Number of days in December = 31
Total days in all 3 months = 31 + 30 + 31 = 92

Question 9.
How many angles does an octagon have?
______________
Answer:
8 angles
Explanation:
Octagon is 8-sided polygon, with 8 interior angles.

Question 10.
Record the following data in the circle graph.
180 Days of Math for Fifth Grade Day 83 Answers Key 2
One-third of the people chose red as their favorite color. Two-sixths of the people chose green as their favorite color. The rest of the people chose blue as their favorite color.
Answer:

Question 11.
If the probability that someone in a group of people has red hair is \(\frac{1}{10}\), how many people in a group of 50 will likely have red hair?

_____________________
Answer:
5 people have red hair.
Explanation:
people has red hair is \(\frac{1}{10}\),
people in a group of 50 will likely have red hair = \(\frac{50}{10}\)
= 5 people.
Question 12.
Mitch dog-sits for the family next door. They pay him $3.00 per day. If they go on vacation for 2 weeks, how much money will Mitch earn?
_____________________
Answer:
$42.00
Explanation:
Mitch was paid $3.00 per day.
For 2 weeks Mitch earns,
1 week = 7 days
2 weeks = 7 x 2 = 14
= 14 x 3 = 42

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