Any number divided by itself equals 1.
Think about it this way; you only have $9.00, so how many times can you spend $9.00? You can only spend it 1 time, before you would have nothing left.
(9 divided by 16) minus (9 divided by 20) = 0.1125
9
0.0218
9 divided by x
? Divided by 9 = 200
what divided by 9 = 8.
9 divided by 9/4 = 4
9+4+5=18 which can be divided by 9 so 945 can be divided by nine.
9
9
0.1111
3