180 Days of Math for Third Grade Day 57 Answers Key

By accessing our 180 Days of Math for Third Grade Answers Key Day 57 regularly, students can get better problem-solving skills.

180 Days of Math for Third Grade Answers Key Day 57

Directions Solve each problem.

Question 1.
9 + 13 = 180 Days of Math for Third Grade Day 57 Answers Key 1
Answer:

Explanation:
The sum of 9 and 13 is 22
9 + 13  = 22
The missing number is .

Question 2.
True or false?
4 × 2 = 2 + 2 + 2 + 2
________
Answer:
True

Explanation:
4 x 2 = 8
2 + 2 + 2 + 2
= 4 + 2 + 2
= 6 + 2
= 8
So, 4 x 2 = 2 + 2 + 2 + 2 = 8
The equation is true.

Question 3.
How many are in 7 groups of 4?
______________
Answer:
28

Explanation:
7 groups of 4
7 x 4
= 28
So, there are 28 in 7 groups of 4.

Question 4.
There is a group of cars with a total of 16 wheels. How many cars are there?
__________________
Answer:
4 cars

Explanation:
There is a group of cars with a total of 16 wheels
1 car will have 4 wheel
So, 16 ÷ 4 = 4
So, there are 4 cars in the group.

Question 5.
What number is 100 more than 257?
______________
Answer:
357

Explanation:
Start at 257
Count 100 more
257 + 100 = 357
Only the hundreds digit will get add by 1
So, 100 after 257 is 357.

Question 6.
Fill in the missing number.
85, ___, 105, 115, 125
Answer:
95

Explanation:
The pattern shows a skip count of 10
The numbers in the pattern are increasing
85 + 10 = 95
So, the missing number in the pattern is 95
The pattern is 85, 95, 105, 115, 125.

Question 7.
What tool would you use to measure length: a ruler or a clock?
______________
Answer:
A ruler

Explanation:
A clock is a tool used to find the time
A ruler is a tool used to measure length.

Question 8.
What is the perimeter?
_________
180 Days of Math for Third Grade Day 57 Answers Key 2
Answer:
16 cm

Explanation:
The perimeter of a square is 4 times the length of the side
= 4 x length
= 4 x 4
= 16 cm
Therefore, the perimeter is 14 cm.

Question 9.
What kind of angle does the arrow show?
______________
180 Days of Math for Third Grade Day 57 Answers Key 3
Answer:
Right angle

Explanation:
The arrow shows a right angle
The lines at the arrow are perpendicular o each other
So, when lines are perpendicular, the angle will be right angle.

Question 10.
An insect has 6 legs. You see 48 legs. How many insects are there?
________
Answer:
8 insects

Explanation:
An insect has 6 legs
You see 48 legs
48 ÷ 6 = 8
So, there are 8 insects.

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