2 câu trả lời
Đáp án:
`9 × 2 × 75 - 6 × 3 × 72`
`= 18 × 75 - 18 × 72`
`= 18 × (75 - 72)`
`= 18 × 3`
`= 54`
9 x 2 x 75 - 6 x 3 x 72
= 18 x 75 - 18 x 72
= 18 x ( 75 - 72 )
= 18 x 3
= 54
Đáp án:
`9 × 2 × 75 - 6 × 3 × 72`
`= 18 × 75 - 18 × 72`
`= 18 × (75 - 72)`
`= 18 × 3`
`= 54`
9 x 2 x 75 - 6 x 3 x 72
= 18 x 75 - 18 x 72
= 18 x ( 75 - 72 )
= 18 x 3
= 54