89 + x = x +89
100
140 - 35 = 105
They are: 89+97 = 186
70 + 19 = 89 or: the sum of 70 and 19 is 89
89 + x = x +89
100
The sum of 9 times the last digit and the rest of the number is a multiple of 89
-89
Possibility of two digit no whose sum is 17. 89 and 98. Reverse of 98 is 89. The no 89 is 9 less than the no 98. So 98 is original no,89 is new no.
Possibility of two digit no whose sum is 17 89 and 98 Reverse of 89 is 98. 98 is 9 less than the original no 89. 89 is original no
140 - 35 = 105
They are: 89+97 = 186
It is: 27+89 = 116
89
70 + 19 = 89 or: the sum of 70 and 19 is 89
34.6 + 89 = 123.6