3×230= 240×4= 130×6= 70×40=6×14= 320÷20= 2000÷50= 30×500=
直接写出得数：×= ÷= ÷26= （）3=
直接写得数：÷4= 1÷= ÷3= 14÷=÷0.4= ÷= ×= ×=75%+0.25= 1÷×1÷=
直接写出得数7÷= 24%×5= 5÷5%= 6.4×= +×=×7÷= 12×+6×= 1﹣+= 8÷﹣0.5= +0.9=
直接写得数．×= ÷2= ×= 68÷10%=×72% ×÷= ﹣+= 1﹣﹣=80%﹣20%= 4×25%+16×25%= ×÷×= （+）×12=
= = = == 0×1.27= = == = = 1.5÷25%+1.5=
×
= 
÷
÷26= （
）3=
÷4= 1÷
= 
÷3= 14÷
=
÷0.4= 
÷
= 
×
= 
×
=
×1÷
= 24%×5= 5÷5%= 6.4×
= 
+
×
=
×7÷
+6×
+
= 8÷
﹣0.5= 
+0.9=
×
= 
÷2= 
= 68÷10%=
×72% 
×
÷
= 
﹣
+
= 1﹣
﹣
=
×
÷
×
= （
+
）×12=
= 
= 
= 
=
= 0×1.27= 
= 
=
= 
= 
= 1.5÷25%+1.5=
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