计算下面各题,能简算的要简算.
2×1.5+2.5(1﹣×
)÷
×
+0.75×35%(
+
)×4+
.
直接写得数.
a﹣0.06a=4×6÷4×6=52÷2.6=+37.5%=
7.2×=4×25%=7.86×99+7.86=3.14×202=
直接写出计算结果:
41×101=8.1÷3×2=23﹣2.03﹣2.003=65÷1.3=
(63+45)×=
×4÷
×4= 75×10%=5﹣4÷
=
脱式计算+
÷
×
+
×
4.05﹣2.8﹣0.7
(+
)×24 17.5×52÷25〔2﹣(
+
)〕×
.
脱式计算:
3.6﹣3.6÷0.9×0.8÷
+87.25×
7.8÷[32×(1﹣)+3.6]
(4.2+)÷[(21.74﹣
)×
].