Math Key Words
Estimate the sum of 34 and 41.
Use pictures, numbers, or words to show your thinking.
What is about 75?
13+28
41
52 − 18
What is 34?
Alex has the following amount of money.
🪙 Coins shown:
1 dime and 1 nickel
What is $0.15?
Ava had 20 balloons. She gave 5 balloons to her friend. Then she got 10 more balloons.
What is 25?
Find the sum of 35 and 42.
Use pictures, numbers, or words to show your thinking.
77
44+49
93
61 − 27
34
Maria has the following amount of money.
🪙 Coins shown:
Answer: What is $0.23?
Noah had 42 marbles. He lost 12 marbles. Then his dad gave him 15 more marbles.
What is 45?
Estimate the difference between 72 and 29.
Use pictures, numbers, or words to show your thinking.
What is about 40?
(70 − 30 = 40)
69+15
84
73 − 38
What is 35?
Jordan has the following amount of money.
🪙 Coins shown:
✅ Answer: What is $0.32?
Sophia had 38 stickers. She gave 14 stickers to a friend. Then she earned 26 more stickers.
What is 50?
Find the difference between 72 and 29.
Use pictures, numbers, or words to show your thinking.
✅ What is 43?
47+39
86
84 − 56
Debra has the following amount of money.
🪙 Coins shown:
What is $0.45?
Ethan had 64 baseball cards. He gave away 29 cards. Later, he bought 18 more cards.
What is 53?
1. Estimate the sum of 58 and 63,
2. Then find the exact sum.
Use pictures, numbers, or words to show your thinking.
1. What is about 120,
2. The exact sum is 121?
87+09
96
90 − 47
43
Marcus has the following amount of money.
🪙 Coins shown:
✅ Answer: What is $1.63?
Kenny had 35 toy cars. Then he gave away 12 of his cars to his brother. He got 28 cars for his birthday the next day.
What is 51?