Ответ:
3 5/8 • 2 1/3 - 2 1/3 • 5/8 - 7 5/8 = 2 1/3 • (3 5/8 - 5/8) = 2 1/3 • 2 5/8 - 7 5/8 = 5/8 • (2 1/3 • 2 - 7) = 5/8 • (4 1/3 - 7) = 5/8 • (13/3 - 21/3) = 5/8 • (-8/3) = - (5/8 • 8/3) = - 5/3
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Ответ:
3 5/8 • 2 1/3 - 2 1/3 • 5/8 - 7 5/8 = 2 1/3 • (3 5/8 - 5/8) = 2 1/3 • 2 5/8 - 7 5/8 = 5/8 • (2 1/3 • 2 - 7) = 5/8 • (4 1/3 - 7) = 5/8 • (13/3 - 21/3) = 5/8 • (-8/3) = - (5/8 • 8/3) = - 5/3