35 × 2 / 7 + 5 / 7 × 14 간편 계산

35 × 2 / 7 + 5 / 7 × 14 간편 계산


35 × 2 / 7 + 5 / 7 × 14
= 35 × 2 / 7 + 5 / 7 × 14
= (70 + 70) / 7
= 20



- 5.35 × (- 3) + 5.35 × (- 7) + 5.35 × 4 간편 한 연산 과정


- 5.35 * (- 3) + 5.35 * (- 7) + 5.35 * 4 = 5.35 * (- 3) + (- 7) + 4)
= 5.35 * (3 - 7 + 4)
= 5.35 * 0
= 0