70 is 80% of what number

If you would like to know 80% of what number is 70, you can calculate this using the following steps:

80% of x is 70

80% * x = 70

80/100 * x = 70 / * 100/80

x = 70 * 100 / 80

x = 87.5

Result: 80% of 87.5 is 70.