18 × 56 - 26 × 8 6 × (3 × 25) × 4 25 × 48 125 × 32 × 25 간편 계산

18 × 56 - 26 × 8 6 × (3 × 25) × 4 25 × 48 125 × 32 × 25 간편 계산


18 × 56 - 26 × 8
= 18 × 7 × 8 - 26 × 8
= (126 - 26) × 8
= 100 × 8
= 800
6 × (3 × 25) × 4
= (6 × 3) × (25 × 4)
= 18 × 100
= 1800
25 × 48
= (25 × 4) × 12
= 100 × 12
= 1200
125 × 32 × 25
= (125 × 8) × (4 × 25)
= 1000 × 100
= 100000



125 × 48 은 어떻게 간편 하 게 연산 합 니까?


125 × 48
= 125 * 8 * 6
= 1000 * 6
= 6000