Question

Вычислить удобным способом: 3*100*2=(8+4)*5=

Answer 1

3 * 100 * 2 = (3 * 2) * 100 = 6 * 100 = 600,

(8 + 4) * 5 = (8 * 5) + (4 * 5) = 40 + 20 = 60

Answer 2

1)3×100×2=(3×2)×100=6×100=600      2)(8+4)×5=12×5=60