Question

[Thị Mai Phương Trần]

tính nhanh:

a,3,31x5+6x3,31-3,31                                       b,48/100+22%+5/100+0,25

Answer 1

[chuche]

`b)48/100+22/100+5/100+25/100`

`=>(48/100+22/100)+(5/100+25/100)`

`=>70/100+70/100`

`=>100/100=1`

Answer 2

[❆❆❉→Đào Hoàng Lâm Tuyền←❆❆❆]

a,3,31x5+6x3,31-3,31                       

=3,31x(5+6-1)

=3,31x10

=33,1

b) 48/100+22%+5/100+0,25

=48%+22%+5%+25%

=1