0.02×0.1= 5.06x﹣4.07x= 12﹣7.8= a+0.4a=
12÷0.3= 4.6x+2.7x= 1.7+0.43= 0.58a﹣0.47a=
1.5×0.4= 4.8x﹣3.1x= 1.25×0.2= 12a﹣8.4a=
64.32÷16= 6x﹣4.9x= 5.1b+11.9b= 1.23÷3=
100×0.01= 3.4×0.07= 3x+4x= 0.42÷0.1=
4.3b﹣2.7b= 7÷0.25= 5.1x+2.9x= 1.75×0.8=
0.3×0.4= 5.4+1.4= 2.7x+3.6x= 16÷1.6=
10x﹣3.7x= 0.98+1.82= 2.5x+4.3x= 0.05×0.8=
6.05x﹣4.96x= 3.7a+5.2a= 3.2÷1.6= 3.12÷0.5=
3.5+7.6= 5.1a+3.9a= 10×0.75= 3b﹣0.7b=
5.6×0.1= x×x= 0.9÷0.01= 3.4b+5.6b=
72.8÷0.8= 2.7b+5b= 3.5×3= 7.6b﹣4.3b=
32= 2.52= 4x+5x= 3.5t﹣t=
8a﹣3a= 7b+b= 4c﹣2c= 3.5b+2.7b=
0.32÷0.04= 0.51×0.2= 0.12+3.4= 102=
直接写出答案
×3=5÷
=
÷
=
×
÷
=
×2=0.625×0.4=
÷
=
×(
+
)=
简便运算
17×75%﹣17×25%=25×2.5×32=
=
脱式计算(能简算的要简算)
2.5×7.1×416.12×99+16.12
5.2×0.9+0.9×4.8[113﹣(34.15+38.25)]÷2
3.6÷(1.2+0.6)×0.54.82÷0.25+1.25÷0.25.
38.8×61.6+38.8×37.4+3.88×10.
计算下面各题,能简算的要简算.
1.25×2.5×0.832.64÷2.04×0.3
1.5×101﹣1.510.1×7.8
13÷0.4÷2.52.8×7.3+0.27×28.