Tara had 37 red pens. She gave Jim 8 of her red pens. How many red pens does Tara have now?

There were 32 students in Jaden’s class eating lunch. Then, more students joined Jaden’s class. Now there are 86 total students eating lunch. How many students joined Jaden’s class?

18 students in Bill’s class buy pizza. 8 more students buy pizza in Ying’s class than in Bill’s class. How many students in Ying’s class buy pizza?

On Friday, 46 students bought ice cream and 53 students bought popcorn. How many more students bought popcorn than ice cream?

18 students in Bill’s class buy pizza. 8 more students buy pizza in Ying’s class than in Bill’s class. How many students in Ying’s class buy pizza?

. There were 74 apples at the start of lunch. After the second graders ate some, there were 24 apples. How many apples did the second graders eat?

Molly’s class has 3 fewer students than Sam’s class. Molly’s class has 25 students. How many students are in Sam’s class?