By accessing our 180 Days of Math for Fifth Grade Answers Key Day 44 regularly, students can get better problem-solving skills.
180 Days of Math for Fifth Grade Answers Key Day 44
Directions Solve each problem.
Question 1.
Answer: 25
Explanation:
Subtract the smaller number 15 from the bigger number 40
Difference is 40 – 15 = 25
Question 2.
3 • 50 = ___
Answer: 150
Explanation:
Dot represents multiplication.
Multiply the numbers 3 and 50 to get the product.
3 x 50 = 150
Question 3.
640 ÷ 8 = ____
Answer: 80
Explanation:
Question 4.
Write the largest three-digit numeral possible using the digits 5, 8, and 4.
_____________________
Answer:
854
Explanation:
Arranging the given numbers 5, 8, 4 in ascending order,
we get the largest 3 digit number as 854
Question 5.
Write 0.45 as a fraction.
_____________________
Answer:
\(\frac{45}{100}\)
Explanation:
0.45 as a fraction
convert the given number into whole number
\(\frac{0.45 x 100}{100}\)
= \(\frac{45}{100}\)
Question 6.
(16 ÷ 2) – 4 = ___
Answer: 4
Explanation:
(16 ÷ 2) – 4
= 8 – 4
= 4
Question 7.
Answer: 38
Explanation:
Let the unknown number be x
65 – x = 27
x = 65 – 27
x = 38
Question 8.
How many total days are in March, April, and May?
_____________________
Answer:
92 days
Explanation:
Number of days in March = 31
Number of days in April = 30
Number of days in May = 31
Total days are in March, April, and May = 92
Question 9.
What is the sum of the inside angles of any quadrilateral?
_____________________
Answer:
360°
Explanation:
The angles that lie inside a quadrilateral are called its interior angles.
The sum of the interior angles of a quadrilateral is 360°.
Question 10.
What is the mean of these numbers?
14, 20, 9, 9
_____________________
Answer: 13
Explanation:
The arithmetic mean is found by adding the numbers and dividing the sum by the number of numbers in the list.
This is what is most often meant by an average.
14 + 20 + 9 + 9 = 50
mean = 52/4 = 13
Question 11.
Two red and two blue blocks are placed into a bag. You take one of the blocks out of the bag. What is the probability the block is blue?
_____________________
Answer:
Explanation:
2 red blocks
2 blue blocks
Probability (blue) = \(\frac{2}{4}\)
= \(\frac{1}{2}\) = 0.5
Question 12.
Complete the input/output chart. Look for a pattern and write the rule.
| Input | 38 | 48 | 58 | 68 | 78 | 88 |
| Output | 45 | 55 | 65 |
__________________
_________________
Answer:
Rule n + 7
Explanation:
Input = 38, 48, 58, 68, 78, 88
Output = n + 7
n = given numbers in input
68 + 7 = 75
78 + 7 = 85
88 + 7 = 95