What is the correct sum of 456 and 287?

What is the correct difference of 905 and 307?

What is the correct sum of 546 and 459?

What is the correct difference of 873 and 287?

What is the correct sum of 678 and 219?

Johnny has 345 marbles. He gives 178 marbles to his friend. How many marbles does Johnny have left?

Sally has 873 stickers. She gives 382 stickers to her sister. How many stickers does Sally have now?

There were 647 people at the baseball game. 296 more people came in during the 3rd inning. How many people were at the game now?

There are 657 students in a school. If 234 students leave, how many students are left?

If John has 53 marbles and his friend gives him 28 more, how many marbles does John have in total?

If there are 67 apples on a tree and 35 apples are picked, how many apples are left on the tree?

If a bakery makes 84 cupcakes in a day and sells 62 of them, how many cupcakes are left in the bakery?

Samantha has 28 crayons. She gives 12 crayons to her friend. How many crayons does she have left?

If a teacher has 95 stickers and gives 17 stickers to each of her 4 students, how many stickers are left?

If a store has 87 pens and sells 22 pens, how many pens are left in the store?

Samantha has 45 crayons and her friend gave her 23 more. How many crayons does Samantha have now?

There are 87 children in a class. If 25 more children join the class, how many children are in the class now?

A box contains 54 marbles. If 17 marbles are taken out of the box, how many marbles are left in the box?

A pizza has 8 slices. If 3 pizzas are ordered, how many slices of pizza are there in total?