直接写得数.
9.09+1.1=10÷0.1=3﹣1.45=5﹣1.4﹣1.6=1÷0.25×4=
1÷(﹣
)=
×
×
=4﹣
﹣
=
﹣
÷4=5÷
﹣
÷5=
直接写出得数.=5.6÷0.07=1000﹣374=
=
2.5×40==
=
=
=
=
直接写出得数.
3.6﹣1=2
+2.25=(
﹣
)×30=
×3.14+3.14×
=
1÷×8=77
×
=1×4
﹣0×4
=15.2×(
﹣1÷3)=
口算
6.24﹣2.4=+
÷
= 992+99= 3.16﹣(7.23﹣6.84)=
直接写出得数.
578+216=18.25﹣3.3=3.2﹣=
×8.1=
+
=
÷3=
0.99×9+0.99=×
=