1. Peter had 6 marbles. Mike gave Peter some more marbles and then he had 13 in all. How many marbles did Mike give Peter?
2. Tess picked 7 flowers on Monday morning. In the afternoon she picked some more flowers. If Tess picked 15 flowers in all, how many did she pick in the afternoon?
3. A bus Peter read driver 10picked pages up ofyou passengers his book before at the lunch. first What basic fact could use to find the stop. 32 After lunch read some gotthe on more. the bus If Peter at the read second product ofmore 30hexpeople 4? Find product. stop. 19 pages If there in all, were how many a total pages of 56 didpeople he read on the bus, how after lunch? many people got on at the first stop?
4. Jess gave out 8 cookies to girls in her class. She then gave out cookies to boys in her class. If Jess gave out 14 cookies in all, how many cookies did she give out to boys?
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5. Dad baked cakes for the Bake Sale. He baked 9 cakes before breakfast and more cakes after breakfast. If dad baked 15 cakes in all, how many cakes did he bake after breakfast?
6. A bakery sold 11 birthday cakes before midday. After midday more birthday cakes were sold. If 16 birthday cakes were sold in all, how many were sold after midday?
7. Jack ate 12 grapes at morning snack time and more grapes at lunch time. If Jack ate 20 grapes in all, how many grapes did he eat at lunch time?
8. On Monday 5 caterpillars hatched from eggs. On Tuesday some more caterpillars hatched. If 12 caterpillars hatched in all, how many caterpillars hatched on Tuesday?
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Add to: Change Unknown Problems Solve all problems. Use a symbol for the unknown to represent each problem. 1.
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Add to: Change Unknown Problems Solve all problems. Use a symbol for the unknown to represent each problem. 5.
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