By accessing our 180 Days of Math for Third Grade Answers Key Day 116 regularly, students can get better problem-solving skills.

Directions: Solve each problem.

Question 1.

By performing the addition operation for the two given numbers we can find the sum of 17 and 43
17 + 43 = 60

Question 2.
2 × 10 =
Explanation:
By performing a multiplication operation we can find the product of 2 and 10.
So, by multiplying 2 and 10 we get 20.

Question 3.
2 × 11 =
Explanation:
By performing a multiplication operation we can find the product of 2 and 11.
So, by multiplying 2 and 11 we get 22.

Question 4.
Write the numeral for eighty.
Answer: The numeral for eighty is 80.

Question 5.
Circle the smaller fraction.
$$\frac{3}{10}$$
$$\frac{6}{10}$$
In this case, the denominators of both the fractions are the same.
So, we have to compare the numerators to find the smaller fraction.
3 is less than 6.
So, $$\frac{3}{10}$$ is smaller than $$\frac{6}{10}$$.

Question 6.
67 + = 73
Let the unknown value be x
67 + x = 73
x = 73 – 67
x = 6
So, 67 + 6 = 73

Question 7.
100 cm = __________ m
Convert from centimeters to meters
1 meter = 100 cm
So, 100 cm = 1 m

Question 8.
Is a door taller or shorter than one toot?
Answer: Door is taller than one toot.

Question 9.
Does the arrow point to a face, vertex, or edge?

Answer: The arrow in the above figure points to a face.

Question 10.
How much fencing is needed to enclose a yard with the dimensions shown below?

Given,
L = 20 ft
W = 15 ft
We know that,
Perimeter of a rectangle = 2 (L + W)
P = 2 (20 + 15)
P = 2(35)
P = 70 feet
Thus the fencing needed to enclose a yard with the dimensions shown is 70 feet.

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