13 1/2 * 1 1/2 : 2 1/4 =
= 13,5 * 1,5 : 2,25 =
= 20,25 : 2,25 =
= 9
Ответ: 9
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13 1/2 * 1 1/2 : 2 1/4 =
= 13,5 * 1,5 : 2,25 =
= 20,25 : 2,25 =
= 9
Ответ: 9