Problem I:

Mary likes to count birds. Today she counted 12 blue birds, 22 red birds and 21 yellow birds. How many birds did Mary count in total?

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Problem II:

Tom had $13.5. Tom bought one hamberger for $2.25, one drink for $1.75, and one fruit bowl for $2.75. How much did Tom have left?

Answer :

Problem III:

Kristie had 82 gummi bears. Kristie gave her brother 12 and her sister 32 gummi bears. How many gummi bears did Kristie have left?

Answer :