By accessing our 180 Days of Math for Fifth Grade Answers Key Day 79 regularly, students can get better problem-solving skills.
180 Days of Math for Fifth Grade Answers Key Day 79
Directions Solve each problem.
Question 1.
36 + 25 = ___
Answer: 61
Explanation:
When we add two or more addends we get the sum.
36 + 25 = 61
Question 2.
7 × 6 = _____
Answer: 42
Explanation:
Multiply the numbers 7 and 6,
we get the product 42.
Question 3.
35 ÷ 4 = ___
Answer:
Quotient = 8
Remainder = 3
Explanation:
Question 4.
What is the number 1,000 less than 28,648?
______________
Answer:
27,648
Explanation:
To find the number 1,000 less than 28,648,
Subtract 1,000 from 28,648 = 27,648
Question 5.
\(\frac{1}{2}\) of 25 is ___
Answer:
12.5
Explanation:
\(\frac{1}{2}\) of 25
= \(\frac{25}{2}\)
= 12.5
Question 6.
4 + 8 × 3 = __
Answer: 28
Explanation:
4 + 8 × 3 is a combined operation
multiply 8x 3 = 24
then add 24 + 4 = 28
Question 7.
21 + 
= 47
Answer: 26
Explanation:
Let the given number be x
x = 47 – 21
x = 26
Question 8.
500 cm = _____ m
Answer:
5 meters
Explanation:
1 meter = 100 centimeters
500cm = \(\frac{500}{100}\)
= 5 cm
Question 9.
Use a protractor to measure the angle.
Answer:
55 degrees
Explanation:
55 degrees on protractor
Question 10.
How many books did Eric read?
Answer:
30 books
Explanation:
1 picture of book = 10 books
Eric read 3 books = 3 x 10 = 30
Question 11.
In a game, the probability that a spinner will land on a 2 is \(\frac{1}{3}\). How many times would you expect to land on a 2 if you spin the spinner 6 times?
_____________________
Answer:
2 times
Explanation:
The probability that a spinner land on 2 is \(\frac{1}{3}\).
if spinner is landed for 6 times,
number of times we expect 2 to land = \(\frac{1}{3}\) x 6
= \(\frac{6}{3}\) = 2
Question 12.
Joshua and Rita shared some marbles in the ratio of 2 : 3. If Joshua had 24 marbles, how many did Rita have?
______________
Answer:
36 marbles
Explanation:
marbles are shared in the ratio of 2 : 3.
If Joshua had 24 marbles,
number of marbles Rita have = 2:3 = 24 : x
Extremes = means
2x = 3 x 24
x = 72 ÷ 2
x = 36