600.
700 - 10% = 700 x (1 - (10/100)) = 700 x 0.9 = 630
700 - (24%) = 532
700 minus 523.7 is 176.3
If you meant 700 - 31% of 700, it's 700 - (.31)700 = 483
700 minus 291 is 409.
700 - 17% = 581.00
754
207
100 + 700 = 800
700 minus 33 is 667. You can even check by doing 667 plus 33, and that will be 700
560
700