25×10%=
①x-x=2
②=6:x
x+50%x=7.5
0.1÷0.01= = = ×32×2=
= 2+98%= 3.14× 1.8×=
① 9.7+3%= ②0.1×102= ③8.36-1.6= ④100%-0.1=
⑤ 7.8-8%= ⑥42π= ⑦1.5÷= ⑧×60%=
300-79= 0.4×0.8= 1+0.05= 7.26+2.64=
= 1.25×32= ×25%= =
∶( )=0.5
0.04∶1=( )∶50