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What's 10 3/4 - 7 1/4?

User Kees
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10 (3)/(4) - 7 (1)/(4) \\ \\ (10 * 4 + 3)/(4) -7 (1)/(4) \\ \\ (43)/(4) - y (1)/(4) \\ \\ (43)/(4) - (7 * 4 + 1)/(4) \\ \\ (43)/(4) - (29)/(4) \\ \\ (43-29)/(4) \\ \\ (14)/(4) \\ \\ (7)/(2) \\ \\ 3 (1)/(2) \\ \\ Answer: \fbox {3 \ 1/2} \ or \ \fbox {3.5}
User Karsten
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