
0.4+6.6= 1-7÷8= 2.4×5= 3.4+2.6÷10%=
10-3.6×
=
:0.1=
×8÷
×8= 9×(
)=
的是36,这个数的
是。
×4= 5÷
= 2×
= 12÷
=
1÷
= 6×
=
÷
=
×
=
×
=
÷
=
×
=
÷
=
,是三班的
。三班捐了多少本图书?
×
=
+
= 4-
=
÷3=
÷
= 2.4÷
= 1.6×
=
-
=

B .
C .
D .

=
=
=
=
东村种水稻18公顷,种棉花的面积是水稻的
,种棉花( )