平方米,长
米,宽多少米?
=
=
=
=
﹣
=
÷2= 9.42÷3.14= 5﹣1.4=
+
﹣
=
44÷
= 40×
= 2×
= 9÷
= 1﹣
×
=
是,千克的
是12千克。
×15=
×2=
×
=
×
=
×
=
×34=
×
=
÷
= 5÷
=
×9÷
×9=
是15,36的
是.
25÷50%= 30×40%= 9+30%=
42÷70%=
×
= 27÷
=
45×
=
÷
=
×
=
÷4= 4×
= 0×
=
×
=
÷
=
÷
=
÷
=
3÷
3×
×
÷ 
÷
× 


千米耗油
升,照这样计算,行1千米耗油升,耗油1升可行千米。
+
= 1-
=
×
= 75×
=
÷
= 28.5÷1.5= 35÷
=
÷10=



是,的
是27。
米,可以做多少朵花?


170%
吨可榨油
吨,1吨黄豆可以榨吨油,榨1吨油需吨黄豆。
+
=
-
= 10×
=
÷4=
÷
= 4.5×
= 10-
= 0.8÷
=
35×
= 1.2+
=
-0.1= 1-
-0.7=