A Dragonfly’s Day – Work backward to solve each problem.
Dragonflies; Problem-solving: working backward.
Dan has some coins in his bank. His dad gave him 6 more coins, but he spent 2. Now Dan has 15 coins. How many coins did he have in his bank to start with?
Dan has some baseballs. He gave 3 to his brother. His friend gave him 2 more. Now he has 9 baseballs. How many baseballs did he have to begin with?
Dan grills some hot dogs. His friends eat 4. Dan grills 12 more hot dogs. Now he has 25 hot dogs. How many hot dogs did he have to begin with?
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WORKSHEET & Sample PDF Activity
Sample PDF Activity
On Thursday, Dan made some cupcakes. On Friday, he made 5 more cupcakes. He ate 2. On Saturday, he shared 11 cupcakes with his friends. How many cupcakes did Dan make on Thursday?
On Monday, Dan plants some seeds. On Tuesday, he plants 7 more. The birds eat 8 of his seeds. Now Dan has 22 seeds planted. How many seeds did he plant on Monday?
