# 180 Days of Math for Third Grade Day 121 Answers Key

By accessing our 180 Days of Math for Third Grade Answers Key Day 121 regularly, students can get better problem-solving skills.

## 180 Days of Math for Third Grade Answers Key Day 121

Directions: Solve each problem.

Question 1.
18 + 6 = 18 + 6 = Explanation:
Perform addition operation on above two given numbers. Add 18 to 6 the sum is 24.

Question 2.  Explanation:
Perform multiplication operation on above two given numbers. Multiply 24 with 5 the product is 120.

Question 3.
How many paws are on 3 dogs?
There are 4 paws on one dog.
To calculate paws on 3 dogs we need to perform multiplication operation.
Multiply 4 paws with 3 dogs.
4 x 3 = 12 paws
There are 12 paws on 3 dogs.

Question 4.
There is a group of triangles with a total of 15 sides. How many triangles are there?
A triangle has three sides.
Given that a group of triangles having 15 sides total.
1 triangle = 3 sides
? triangles = 15 sides
(1 triangle x 15 sides)/ 3 sides
= 1 triangle x 5
= 5 triangles
There are 5 triangles with a total of 15 sides.

Question 5.
Which is larger: $$\frac{17}{100}$$ or $$\frac{27}{100}$$?
Given fractions are $$\frac{17}{100}$$, $$\frac{27}{100}$$
17/100 = 0.17
27/100 = 0.27
So, $$\frac{27}{100}$$  is larger.

Question 6. × 5 = 35 × 5 = 35
Explanation:
To get the product 35 we need to perform multiplication operation. If we multiply 7 with 5 then we get the product as 35. The missing multiplier is 7.

Question 7.
Does a sheet of paper have a mass of more or less than one kilogram?
We know that one kilogram is equal to 1000 grams.
A sheet of paper has mass less than one kilogram.

Question 8.
It is 7:20. What time will it be in 20 minutes?
The given time is 7:20.
After 20 minutes the time will be 7:40.

Question 9.
List the angles in order from smallest to largest. The angle of option A is greater than 90 degrees less than 180 degrees.
The angle of option B is less than 90 degrees.
The angle of option C is 90 degrees.
So, the above angles from smallest to largest are B, C, A.

Question 10.
If you add 71 to me, you get 100. What number am I?