0.43-0.3=
8×12.5=
7.2÷9=
195﹣64=
6.8+2.95=
×=
7.5﹣﹣=
+÷40%=
×2.7=
÷=
1÷+÷1=
分数
小数
0.84
1.8
百分数
15%
48%
980÷70=
1÷0.01=
10-1.25=
6.3×10%=
16×0.25=
1÷3×=
0.9+99×0.9=
7÷1.4= 0.2×30%= ÷0.1= ÷ =
2-0.75= 324÷3= 1.63+2.3= 0.25×40=
2×= -= 1÷0.05= 9.7+0.03=
12-2= 10×10%= 19×9+9= +=
423÷70≈ 36×19≈ 547-149≈ 312+391≈
0.25×40= 1-80%= 0.3×20%= 0.75÷ = 52-12=
3- = - = 0÷ = 0.21÷0.7= 1- + =
①612÷18+780÷30
②2.5×32×12.5
③5÷(0.5+)×
④
⑤()
⑥16×+8×+12÷25