# 180 Days of Math for Third Grade Day 138 Answers Key

By accessing our 180 Days of Math for Third Grade Answers Key Day 138 regularly, students can get better problem-solving skills.

## 180 Days of Math for Third Grade Answers Key Day 138

Directions: Solve each problem.

Question 1.
30 – 18 =
30 – 18 =
Explanation:
Perform subtraction on above two given numbers. Subtract 18 from 30 the difference is equal to 12.

Question 2.
How many hands are there on 8 children?
1 children have 2 hands.
Multiply 2 hands with 8 children the product is equal to 16 hands.
2 hands x 8 children = 16 hands
16 hands are there on 8 children.

Question 3.
8 Ã— 9 =
8 Ã— 9 =
Explanation:
Perform multiplication operation on above two given numbers. Multiply 8 with 9 the product is equal to 72.

Question 4.
What number follows 719?
The number follows 719 is 720.

Question 5.
Write 248 in expanded notation.
The expanded notation of 248 is 200 + 40 + 8.
Explanation:
It is one type of expressing the numbers by showing the value of the each digit is called as expanded notation. The expanded notation of 248 is 200 + 40 + 8.

Question 6.
Fill in the missing number.
317, 312, 307, ______ , 297
The given series is 317, 312, 307, ______ , 297.
The difference between first and second numbers is 5.
317 – 312 = 5
The difference between second and third numbers is 5.
312 – 307 = 5
So, subtract 5 from number 307 in the sequence number. The difference is 302.
307 – 5 = 302
The missing number in the given series is 302.
The next number in the sequence is 317, 312, 307, 302 , 297.

Question 7.
True or false?
A pen has a mass greater than 1 kg.
False, A pen doesn’t has a mass greater than 1 kg. Generally a pen has a mass of less than 25 grams.

Question 8.
4 cups = __________ quart
4 cups = 1 quart

Question 9.
Draw all the lines of symmetry.

The lines of symmetry are drawn on the above hexagon.

Question 10.
Jacqueline has 15 outfits in her closet. One-third of the outfits are dressy clothes for fancy occasions. How many dressy outfits does Jacqueline have?