一块稻田,今年收稻谷1000kg,比去年增产了200kg,这块稻田今年比去年增产了百分之几?
直接写出得数.
0.36+0.04= 1.8÷0.01=
÷
= 6.4×
=
×21×
=(56.9﹣32.7)×0=
+
= 44÷
=
直接写得数
6﹣3.75= 0.1×0.99= 7.5÷0.25= 1÷
=
×
=
+
= 2﹣
= 4.2×0.5= 6.4﹣3.25= 9.3÷0.03=
44÷
=
÷2÷
= 9﹣
﹣
=
直接写出得数.
4.6+3.2= 2.5×40= 0.43×3= 0÷5.8=
+
=
﹣
=
+
=
×
=
直接写出得数:
4.8+4.2= ; 2.6×3= ; 5.6÷7= ; 0.8÷8= ;
25×1.2= ;
×2= ;
+
= ; 5﹣
= 4
;
+
= ;
÷
= .
直接写出得数.
1﹣0.8=
÷
= 0×
= 1.8+
=
24+38= 1.25×0.16×8= 4﹣
﹣
= 20×5.5=