Problem I:

Tamy likes to count birds. Today she counted 20 blue birds, 19 red birds and 23 yellow birds. How many birds did Tamy count in total?

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Problem II:

Maggie had $12. Maggie bought one hamberger for $2, one drink for $1.5, and one fruit bowl for $2.25. How much did Maggie have left?

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Problem III:

Judi had 87 gummi bears. Judi gave her brother 18 and her sister 37 gummi bears. How many gummi bears did Judi have left?

Answer :