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小学三年级数学题 找规律的
1×9+2=1112×9+3=111()×9+()=1111()×9+()=11111()×9+()=111111()×9+()=1111111()×9+()=11111...
1×9+2=11
12×9+3=111
()×9+()=1111
()×9+()=11111
()×9+()=111111
()×9+()=1111111
()×9+()=11111111
()×9+()=111111111
求规律 谢谢 展开
12×9+3=111
()×9+()=1111
()×9+()=11111
()×9+()=111111
()×9+()=1111111
()×9+()=11111111
()×9+()=111111111
求规律 谢谢 展开
3个回答
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1×9+2=11
12×9+3=111
(123)×9+(4)=1111
(1234)×9+(5)=11111
(12345)×9+(6)=111111
(123456)×9+(7)=1111111
(1234567)×9+(8)=11111111
(12345678)×9+(9)=111111111
望采纳~~
12×9+3=111
(123)×9+(4)=1111
(1234)×9+(5)=11111
(12345)×9+(6)=111111
(123456)×9+(7)=1111111
(1234567)×9+(8)=11111111
(12345678)×9+(9)=111111111
望采纳~~
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