简便计算
100.6﹣45.73+29.4﹣14.27
75×60%+24×0.6+
(2.4×51×45)÷(0.9×17×7.2)
47×
.
直接写出得数.
1÷1%= 45×58=
= 2÷5=
(
+
)×12=
×56×
=7×30%=
×6%=
直接写出得数.
9π= 52﹣5=
﹣2%= 1÷10%= 4﹣
﹣
= 25×32=
0.9+99×0.9=
×
= 100×2.25%= a×a=
+
×5=
×
÷
×
=
直接写出结果.
3.14×8= 0.75﹣0.302= 1﹣21.8%=
×
=
×
÷
×0= 98.5×10%= 4×0.25= 1÷0.125=
口算.
2+3.57=
7÷1.4=
390×0.01=
﹣
=
8×
=
+
+
=