1 minus 69 is 68.
77 - 69 = 8
8n + 7 - n - 98 = 7n - 91
60 plus 9 plus 100 minus 100 equals 69,see 60 + 9 = 69, 69 + 100 = 169 - 100 = 69 and that is the awnser to 60 plus 9 plus 100 minus 100.
53
1 minus 69 is 68.
It might be possible to work this in your head. Your 98 is 100 minus 2. This means 98 plus 98 is 100 plus 100 minus 2 minus 2. That's 200 minus 4 which gives 196 as the answer.
77 - 69 = 8
69 72 85 85 98range = 98 - 69 = 29
69
205
1941
8n + 7 - n - 98 = 7n - 91
15 - 98 = -83
-69
60 plus 9 plus 100 minus 100 equals 69,see 60 + 9 = 69, 69 + 100 = 169 - 100 = 69 and that is the awnser to 60 plus 9 plus 100 minus 100.
8