`7,15 : 0,5 + 7,15 × 9 - 7,15`
`= 7,15 × 2 + 7,15 × 9 - 7,15 × 1`
`= 7,15 × ( 2 + 9 - 1 )`
`= 7,15 × 10`
`= 71,5`
`text{Chia 0,5 là nhân 2}`
`#dtkc`
7,15 : 0,5 + 7,15 x 9 - 7,15
7, 15 x 2 + 7, 15 x 9 - 7, 15
= 7, 15 x ( 2 + 9 - 1 )
= 7, 15 x 10
= 71, 5
~ Xoài xin gửi ~
Chúc hok tốt nhó :33 !
Xin hay nhất cho nhóm ạ !
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