0×= 10÷=
×= ÷=
=
×24=
1.4×=
÷3=
13÷=
1+30%= 20÷0.1%= +×5=
+= ÷= ××=
×14= × = 7.2÷ = 24÷ =
0.36× = ÷4= = =
2.4×5= ÷= 4.8×= ÷3×=
25÷25%= ÷= 35÷= ×÷×=
2﹣30%= +25%= 4.23﹣23%= ×=
3+= 4×15%= = +50%=