Предмет: Математика, автор: annak0522

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Автор ответа: nosorog1203

0

№1 (3/16 - 0.45)*0.8-0.21:0.2

(3/16 - 9/20)*4/5 - 1.05

-21/80 * 4/5 - 21/20

-21/20 * 1/5 - 21/20

-21/100 - 21/20

-21/100 - 105/100

-123/100 = -63/50 = - 1.26

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