825-(h+176)=493
825-h-176=493
825-176-493=h
156=h
h=156
1ч 3с=3603сек
3603 сек=3603 сек
А=5 (7-2=5)
В=3 Б=4 (337+7=344)
Г=2 Д=1 (219+2=221)
1)Способ:<span>2×6÷4=3
</span><span>2×6=12
</span>12<span>÷4=3
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2)Способ:</span>6×2<span>÷4=3
</span>6×2=12
12÷4=3
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