3500÷40 =(3600-100)÷40 =90-2.5 =87.5
1080-3500÷25+34.6 =1080-35x100÷25+34.6 =1080-35x4+34.6 =1080-140+34.6 =940+34.6 =974.6
3600/4/25 =3600/（4x25） =3600/100 =36
+ 3,500.00 / 200.00 ------------- + 17.50
(3500―25x125)÷25=( )脱式计算 (3500―25x125)÷25 =3500÷25-25×125÷25 =35×（100÷25）-25÷25×125 =35×4-125 =140-125 =15
3500÷25怎么简便算法脱式 3500÷25 =35*100÷25 =35*4 =140
计算 3500/14/5 =3500/（14*5） =3500/70 =50
3500除以28脱式简便运算怎么算 3500除以28 =3500÷7÷4 =500÷4 =125
解答 =3500-25×4×9 =3500-900 =2600
（1）4000-95×24+960=4000-2280+960=1720+960=2680；（2）（540÷20+27）×15=（27+27）×15=810；（3）102×47+108÷18=4794+6=4800；（4）（3500-25×125）÷25=（3500-3125）÷25=375÷25=15．