9999999.........ن مرّة +9999999.........ن مرّة=
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9999999.........ن مرّة +9999999.........ن مرّة=
Transcript of 9999999.........ن مرّة +9999999.........ن مرّة=
(ن -2) + ب) ج+1 . 9ج ب+9ج ب=8(9*
ج ب=9 ن -1
1998=999+999
1+ 1(8+9)8=189+189
2(17)8=
.378=189+189
99999.……9 ن +99999.……9 ن =
8(999999..……) ن -1 + 1
9ج ب+9ج ب=
ن -1 +9*20. 99999.……9 ن -1 +99999.……9
1998=999*999
.378=180+198=20*9+99+99=189+189
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