Đáp án:
`8,6÷32%×15,4×25/8-24÷16/3`
`=8,6:8/25×15,4×25/8-24×3/16`
`=8,6×25/8×15,4×25/8-24×3/16`
`=(82775)/64 -24×3/16`
`=(82775)/64 -9/2`
`=(82487)/64`
`---`
Chắc đề sai `!!`
`8,6:32%+15,4×25/8-24:16/3`
`=8,6:8/25+15,4×25/8-24×3/16`
`=8,6×25/8+15,4×25/8-24×3/16`
`=25/8 ×(8,6+15,4)-24×3/16`
`=25/8 ×24-24×3/16`
`=24×(25/8-3/16)`
`=24×47/16`
`=141/2`