Пошаговое объяснение:
1) 2×(48×5) = (2*5)*48 = 10*48 = 480
2) (4×6)×25 = (4*25)*6 = 100*6 = 600
3) (20×8)×5 = (20*5)*8 = 100*8 = 800
4) 5×(6×20) = (5*20)*6 = 100*6 = 600
5) (2×7)×5 = (2*5)*7 = 10*7 = 70
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Пошаговое объяснение:
1) 2×(48×5) = (2*5)*48 = 10*48 = 480
2) (4×6)×25 = (4*25)*6 = 100*6 = 600
3) (20×8)×5 = (20*5)*8 = 100*8 = 800
4) 5×(6×20) = (5*20)*6 = 100*6 = 600
5) (2×7)×5 = (2*5)*7 = 10*7 = 70