By accessing our 180 Days of Math for Fifth Grade Answers Key Day 87 regularly, students can get better problem-solving skills.
180 Days of Math for Fifth Grade Answers Key Day 87
Directions Solve each problem.
Question 1.
Answer: 59
Explanation:
Adding two or more addends,
we get the sum.
So, 16 + 43 = 59
Question 2.
4 × 93 = ___
Answer: 372
Explanation:
When we multiply the numbers 4 and 93,
we get the product = 372
Question 3.
How many groups of 3 are in 36?
_____________________
Answer:
12 groups
Explanation:
\(\frac{36}{3}\)
=12
Question 4.
What is the next number after 1,095?
_____________________
Answer:
1,096
Explanation:
The next number after 1,095 is 1,096
After means Successor of the given number.
Question 5.
Write 66% as a fraction.
_____________________
Answer:
\(\frac{33}{50}\)
Explanation:
Fraction of 66% is written as,
\(\frac{66}{100}\)
After simplifying we get, \(\frac{33}{50}\)
Question 6.
16 + 49 ÷ 7 = ___
Answer: 23
Explanation:
According to BODMAS rule,
first division and then addition.
The given equation is combined operation
16 + 49 ÷ 7
= 16 + 7
= 23
Question 7.
35 – 
= 27
_____________________
Answer: 8
Explanation:
35 – = 27
Let the unknown number be x
35 – x = 27
x = 35 – 27
x = 8
Question 8.
Calculate the perimeter of a rectangle that is 5 m by 3 m.
_____________________
Answer:
16m
Explanation:
perimeter of a rectangle = 2(Length + width)
Perimeter = 2(5 + 3 )
= 2 x 8
= 16 m
Question 9.
Are the angles on a rectangle right, acute, or obtuse?
_____________________
Answer:
Yes, the angles on a rectangle right, acute, or obtuse
Explanation:
The angles on a rectangle right, acute, or obtuse depends on the angle between the two sides.
If the angle is 0° to less then 90° is acute angle.
If the angle is 0° to more then 90° and less then 180° is obtuse angle.
If the angle is 90° then it is right angle.
Question 10.
Fish Caught
| Juan | Maggi | Max | Erik | Aliki | Tia | Jarome |
| 7 | 4 | 5 | 7 | 11 | 4 | 7 |
What is the mode?
_____________________
Answer: 7
Explanation:
The mode is the most frequently occurring value on the list.
Arrange the given numbers in the ascending order first, as shown below.
7, 4, 5, 7, 11, 4, 7
4, 4, 5, 7, 7, 7, 11
7 is the most frequent occurring number.
Question 11.
A scout leader is going to pair a new member with one of the existing 15 troop members. Five of the boys love to go camping, ten like to fish, three enjoy archery, twelve like to go hiking, and one boy enjoys carving What is the probability the new boy will be paired with a boy who enjoys carving?
_____________________
Answer:
\(\frac{1}{15}\) or 0.06
Explanation:
Event (E) = number of students enjoys carving
n(E) = 1
Total number of students = 15
probability of new boy will be paired with a boy who enjoys carving
= \(\frac{1}{15}\) or 0.06
Question 12.
Complete the multiplication table.
| x | 8 | 7 | ||
| 2 | 18 | |||
| 3 | 15 | |||
| 28 | ||||
| 40 |
Answer:
Explanation:
Multiplication is the process of calculating product of two or more numbers.
Based on the given numbers in the above table, multiplication follows as
factors of 2 are: 2 x 8 = 16, 2 x 5 = 10, 2 x 7 = 14, 2 x 9 = 18
factors of 3 are: 3 x 8 = 24, 3 x 5 = 15, 3 x 7 = 21, 3x 9 = 27
factors of 4 are: 4 x 8 = 32, 4 x 5 = 20, 4 x 7 = 28, 4 x 9 = 36
factors of 5 are: 5 x 8 = 40, 5 x 5 = 25, 5 x 7 = 35, 5 x 9 = 45