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Rezolvare:
1) 25:5=5 2) 5-3=2 3)4x2=6 4)6+3=9 5)9+21=30 6)2x30=60 7)60x15=900 8) 900+3203=4103
Raspuns:2×[3+4×(25:5-3)+21]×15+3203=4103
1) 25:5=5 2) 5-3=2 3)4x2=6 4)6+3=9 5)9+21=30 6)2x30=60 7)60x15=900 8) 900+3203=4103
Raspuns:2×[3+4×(25:5-3)+21]×15+3203=4103
2×(3+4×2+21)×15+3203
=2×(3+8+21)×15+3203
=2×(11+21)×15+3203
=2×32×15+3203
=64×15+3203
=320+3203
=3523
=2×(3+8+21)×15+3203
=2×(11+21)×15+3203
=2×32×15+3203
=64×15+3203
=320+3203
=3523