Adding and Subtraction Word Problems

Billy has 5 cookies.  He got 4 more from Laila.  How many cookies does he have now?

Madelyn picked 6 yellow flowers, and 4 pink flowers.  How many flowers did she pick?

Natalie made 20 cupcakes for her class.  Her teacher ate 2 of them!  How many are left?

Sophie had a box of 15 crayons.  She gave 5 of them to Caleb.  How many crayons does Sophie have now?

Sara has 7 apples. She buys 5 more apples. How many apples does Sara have now?

There were 9 cars in the parking lot. 4 more cars arrived. How many cars are there now?

Addition or Subtraction?

There are 8 birds on a tree. 3 more birds join them. How many birds are there in total?

The store has 150 baseballs. At the end of the month, there were 81 baseballs left. How many baseballs did the store sell?

(a)  

Addition or Subtraction?