`b)48/100+22/100+5/100+25/100`
`=>(48/100+22/100)+(5/100+25/100)`
`=>70/100+70/100`
`=>100/100=1`
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
a,3,31x5+6x3,31-3,31
=3,31x5+6x3,31-3,31x1
=3,31 x ( 5+6-1)
= 3,31 x10
= 33,1
b,48/100+22%+5/100+0,25
= 0,48 +0,22 + 0,05 +0,25
= 1