×5=
28×20%=
÷=
4-=
+=
×=
2.4×=
30%÷10%=
25%×4=
3.7+15%=
72÷80%=
-×0=
37.5%-=
32×3.14=
520×20% =
3÷0.1% =
1÷=
1÷×7=
0.8×50%=
2-=
16÷50%=
1-+=
×15= ×2= × = × =
÷ = ÷3= ÷5= ÷ =
9×20%=
3.8÷50%=
13%+27%=
10×14%=
90%×90 =
56÷7% =
200÷20% =
0.6÷3% =
2000×3.15% =
0.72÷6% =
20×35% =
1.5÷50% =
70×(1-85%)=
150%× ÷4
46+25= 840÷60= 0.25×8= 2﹣= 4÷12=
15×20= ÷= 1×= 80×110%= 401÷50≈
4.68﹣4= += 0.8×= ÷= 0.42=
12.6÷3= ÷0.75= 3.8÷10%= 41×348×0= 1÷3×=
2.5×4= ×= ÷= ﹣0.25=
﹣= 1﹣﹣= 1÷20%= 80%×=