Mrs. Bond made a deposit of $100 into her checking account. Then she wrote checks for $97.54 and $48.27. If her previous balance was $320.39, what is her new balance?

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Mika bought two copies of the same book and a tape priced at $11.95. She gave the cashier $60 and received $4.27 in change. How much did each book cost?

Answer 1

320.39 + 100 - 97.54 - 48.27 = ?

60 - (2b + 11.95) = 4.27