46-25

39-18

5+6

65+23

7+5

4+9

54+23=

Ha Jun was so hungry, he ate 23 cheeseburgers. Then he took a loooooooooong nap. After his nap, he ate 54 cheeseburgers. How many cheeseburgers did he eat in all?

22+46

53-11

Ha Young flew two paper airplanes. One flew 26 feet and the other flew only 14 feet. How much farther did the first plane go?

There are 76 monkeys jumping on the bed. 17 fell off and bonked their heads. How many monkeys are left jumping on the bed?

During the snail race, there were 50 snails competing. Sadly, 3 got run over by a chicken before the race and 10 fell asleep on the way to the finish line. How many snails were left at the finish line?