题目内容
48×
=______×______+______×______.
46 |
47 |
48×
,
=(47+1)×
,
=47×
+1×
,
=46+
,
=46
;
故答案为:47,
,1,
.
46 |
47 |
=(47+1)×
46 |
47 |
=47×
46 |
47 |
46 |
47 |
=46+
46 |
47 |
=46
46 |
47 |
故答案为:47,
46 |
47 |
46 |
47 |
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