295+37+63= 630÷42= 238+402=15×28×2= 18×35= 25×32×125=
直接写出得数．+= = 8.7﹣4.8= 1.25×2.4=9.3：0.03= 38÷4= = 1÷=
直接写出得数8÷0.2= 2﹣1= ×1= 1÷7+=+= 1.02﹣0.43= ÷25%×= ×2÷×2=
直接写得数．33×= ×4÷×4= 3.7+3.7×9= 1.6﹣=16×25%= 5÷×0.7= ×1= +﹣+=11﹣﹣= （+）×24=
直接写得数：3﹣0.07= ×= 7.2÷0.8×9=0.42= 1÷0.01%= =
直接写出得数．+= 10﹣5.75= 7÷0.01= ×= 1.7×5.4×0=54+49+46= 6298÷70= （+）×30= 1×（﹣1÷3）= ﹣×=
+
= 
= 8.7﹣4.8= 1.25×2.4=
= 1÷
=
= 
×1
= 1÷7+
+
= 1.02﹣0.43= 
÷25%×
= 
×2÷
= 
×4÷
=
×0.7= 
×1
= 
+
﹣
=
﹣
﹣
= （
+
）×24=
×
= 7.2÷0.8×9=
=
+
= 10﹣5.75= 7÷0.01= 
×
= 1.7×5.4×0=
+
﹣1÷3）= 
﹣
粤公网安备 44130202000953号