Problem Solving and Skills

Mrs. Brooks bought 64 marigolds and 36 pansies. She planted 28 flowers in her back yard. She planted the rest of the flowers in her front yard. Which of these shows one way to find how many flowers she planted in her front yard?

• add 64 and 36, and then subtract 28

• add 64 and 28, and then subtract 28

• add 64, 36, 28

• subtract 36 from 64, and then add 28

Abel had $20.00. he spent eight on a magazine. Then he earned $17 watering plants. How much money did he have then?

• $30

• $19

• $29

• $250

407 + 452 sum is > , <, or = to 873

• <

• >

• =

965 - 513 =

• 1,478

• 475

• 452

• 510

Michael had 18 insects in a jar. Then he caught 9 more insects. He opened the lid and 6 insects escaped. Which of these shows the one way to find the number of insects he had then?

• add 18, 9, and 6

• add 18 and 6, and then subtract 9

• subtract 9 from 18, and then add 6

• add 18 and 9, and then subtract 6

Polly had 66 inches of ribbon. She used 17 inches of the ribbon to decorate a blouse. Then she used 42 inches of ribbon to decorate her jeans. How may inches of ribbon did Polly have then?

• 42 inches left

• 83 inches left

• 7 inches left

• 24 inches left