问题
解答题
151+148+155+147+154+149+155+152+145.
答案
151+148+155+147+154+149+155+152+145,
=150×9+(1-2+5-3+4-1+5+2-5),
=1350+6,
=1356.
151+148+155+147+154+149+155+152+145.
151+148+155+147+154+149+155+152+145,
=150×9+(1-2+5-3+4-1+5+2-5),
=1350+6,
=1356.