Count by 10's
What is 10 more than 12?
Yesterday the temperature was 51 degrees, today the temperature is 30 degrees. How much did the temperature drop?
21 degrees
What is 10 less than 42?
What is 10 more than 76?
86
Keira collects stickers for her water bottle. Her water bottle has 17 stickers on it right now, but she earns stickers for turning in the last 5 of her Mountain Math sheets. How many stickers does she have now?
22
What is 100 less than 600?
500
What is 100 more than 110?
210
Madelyn had 14 jellybeans and Marvel had 12 jellybeans. They ate 7 jellybeans each. How many jellybeans do they have now?
12