500000
7 is not a factor of 90. It does not divide into 90 evenly.
When you divide 180 by 90, you get 2
18
you divide 90 by 10 which is 9
your answer is 1,919
A calculator.
0.2
The quotient is 9
4
90 divided by 7 is 12 with remainder 6.
90/4 = 22.5 or 22 1/2