直接写出得数.
0.6÷0.2= 6﹣0.4= 8×0.1= 4.5×0.4=
=
=
=
÷
=
= 526+298= 302×39≈ 642÷80≈
直接写得数
(1)1÷0.01=(2)5﹣
=(3)
÷7=(4)12×(
+
)=
(5)1﹣(1÷3+
)=(6)5×0.25÷0.25×5=(7)
+5.9+
+4.1=(8)
﹣(
+
)=
直接写出得数.
0.5÷0.01=
×2.8= 2﹣
= 2.5×12=
0.8﹣0.36= 2.3÷10%=
×
= 800﹣498=
直接写出得数.
0.875÷0.125=
1÷(1÷2)=
756﹣(256+99)=
直接写得数.
1.8÷0.3=
÷75%= 1÷1
= 2﹣1
= 3
﹣
﹣
=
3÷4×
= 1
×
=
×4.5= 1
÷1.375= 0.1×0.1÷0.1÷0.1=