直接写出得数.
159﹣30= 2+2.5= 1÷
= 6×(
﹣0.25)=
4×0.36×5=
×3÷3×
=(
﹣
)×12= 45×99=
直接写出得数:
3.6÷0.12= 4﹣
= 45×101= 2×32=
3÷0.75= 10÷0.1﹣0.1= 2÷3×
=
﹣
+0.4﹣
=
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=