直接写出得数．= = = 6.3×10%== 7×= = 40%﹣0.25=
直接写出得数． 9.8+6.7=+0.2= 15﹣= 1.25×8= 1÷0.25== 0×2= 7.2÷4= 25÷10%= 1﹣=
直接写出得数 7.5+2.5= 5.2÷1.3= 1.8×0.5= 4.5÷0.1=+=﹣=×=（+）×10= 1÷+= 1+2÷3= 1÷×=÷=
直接写出得数． 2.2+3.5= 0.4×30=+=×= 0×0.99= 67×99+67= 30×= 24÷=
直接写出得数． 0.36+1.7=×= 0.32×0.05= 1.2÷= 6.8﹣1.08= 50×30%=﹣﹣= 0.18÷0.12=
直接写出得数． 0.77+0.33= 7÷1.4= 9+= 5656÷56= 32÷53×0= 31÷1000=÷7= 1﹣+=
= 
= 
= 6.3×10%=
= 7×
= 
= 40%﹣0.25=
+0.2= 15﹣
= 1.25×8= 1÷0.25=
= 0×2
= 7.2÷4= 25÷10%= 1﹣
=
+
=
﹣
=
×
=（
+
）×10=
+
= 1+2÷3= 1÷
×
=
÷
=
+
=
×
=
×
= 0.32×0.05= 1.2÷
=
﹣
﹣
= 0.18÷0.12=
= 5656÷56=
÷7= 1﹣
+
=
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