直接写得数．
11×4= 33×3= 2×44= 70×3= 40÷4= 180÷9=
480÷8= 560÷7= 9×40= 80×6= 24×2= 32×2=
直接写出得数．
81﹣46=
0.56÷0.7=
8﹣3.2=
15÷1%=
×
=
+
=
0.42=
÷2=
直接写出结果．
287﹣199= 0.54+0.46= 0.48÷0.03= 9+
=
×4=
÷
=
×
×
= 6.9+3.1﹣6.9+3.1=
直接写得数
652﹣398= 0.9÷0.01=
﹣
= 0.4×2.5=
6.8×11﹣6.8=
+3÷8=
÷4×
÷4= 0.42=
直接写出得数．
53+48= 0.7×1.4= 15.7÷3.14= 7﹣4.45=
24×
=
+
=
﹣
=
÷7=
直接写出得数．
382﹣297=
+
=
÷2= 3.8+6.2= 8.1÷3×2=
×33= 68﹣198= 0.65÷1.3= 75×10%= 0.75﹣（0.75+3.4）=
1÷
= 1÷0.01=
﹣
=
+
×2= 48×（
﹣
）=