Ответ учителя по предмету Математика
1 задача:
на первой -7
на второй -? на 4 больше чем на первой
всего -?
7+4=11 (на второй)
11+7=18 (всего)
2 задача:
Вова — 40 фишек
паша -? на 20 меньше чем у Вовы
всего -?
40-20=20 ( у Паши)
20+40=60 (всего )
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