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.
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.
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