Sophia babysat for \(3\frac{7}{12}\) hours on Friday. She babysat for \(2\frac{5}{6}\) hours on Saturday. For 1a–1c, estimate how long Sophia babysat on Friday and Saturday combined. Choose the correct benchmarks and sum.
Rodrigo practiced playing the guitar \(15\frac{1}{3}\) hours over the past 3 weeks. He practiced for \(6\frac{1}{4}\) hours during the first week and \(4\frac{2}{3}\) hours during the second week. How much time did Rodrigo spend practicing during the third week? Use the numbers and symbols to write an equation that represents the problem. Then solve the equation. Symbols may be used more than once or not at all.
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hours on Friday.
(show solution)
hours on Saturday.
hours on Friday and Saturday combined.