题目内容
数(
-40)除以23的余数是______.
| ||
| 1998个437 |
因为437÷23=19,所以:
(437×437×…×437-40)÷23,
=(19×19×19…19)(1997个19)…(437-40),
所求余数为:
(437-40)÷23,
=397÷23,
=17…6;
余数为6.
(437×437×…×437-40)÷23,
=(19×19×19…19)(1997个19)…(437-40),
所求余数为:
(437-40)÷23,
=397÷23,
=17…6;
余数为6.
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