Răspuns:
Explicație pas cu pas:
25 - {27 : [(36 - 27 : 3) : 3] + 42 : 7 x 3} =
25 - {27 : [(36 - 9) : 3] + 6 x 3} =
25 - [27 : (27 : 3) + 18] = 25 - (27 : 9 + 18) = 25 - (3 + 18) = 25 - 21 = 4
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1000 + 57 + 83 = 1140 pomi
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315 : 3 = 105 cutii
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a = 5 x 840 = 4200
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Stiuca ____
Crap ____ ____ ____ ____
5 parti egale = 125 kg
1 parte = 125 : 5 = 25 kg
Stiuca = 25 kg
Crap = 25 x 4 = 100 kg
