2.3+3.5= 6×2.5= += 1=
-= 12.6﹣2.6= 200﹣102= 0÷0.5=
= =0.25×0.4= 12.6÷0.2=
4x=
3x﹣38=37
1÷12= 23+16= 78÷7= 4×715= 525+0.3=
5÷53= 16×38= 35﹣12= 0.36+0.4= 8×(12+0.5)=
132﹣75=
2×=
0.42÷0.7=
-×=
7.2×0.125=
×25%=
-=
×0.6÷×0.6=
99×7.2= 45×10.1= ÷ = + ﹣ = 1.25×3.2×2.5=
28.9÷1.25÷0.8= 56.5×9.9+5.65= (2.5﹣0.25)×0.4=
78.2﹣8.2×1.3= 4.5÷1.5÷1.5=