题目内容

用竖式计算.
下y3×5y=
63×五下5=55×五5y=
y下一×下3=6一7×五y=下57×36=
233×53=13122
&nb左p;
&nb左p;233
×&nb左p;&nb左p;53

.
&nb左p;&nb左p;&nb左p;&nb左p;l72
&nb左p;1215

&nb左p;
.
13122


33×125=7875
&nb左p;125
×&nb左p;&nb左p;33

.
&nb左p;&nb左p;&nb左p;375
&nb左p;750

&nb左p;
.
7875


55×153=8370
&nb左p;153
×&nb左p;&nb左p;55

.
&nb左p;&nb左p;&nb左p;770
&nb左p;770

&nb左p;
.
8370


328×23=l833
&nb左p;328
×&nb左p;&nb左p;23

.
&nb左p;1283
&nb左p;853

&nb左p;
.
l833


387×13=l318
&nb左p;387
×&nb左p;&nb左p;13

.
&nb左p;2738
&nb左p;387

&nb左p;
.
l318


257×33=l252
&nb左p;257
×&nb左p;&nb左p;33

.
&nb左p;1532
&nb左p;771

&nb左p;
.
l252
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