950 minus 75 is 875.
105 - without the aid of a safety-net... I mean calculator !
15 x .875 = 13.125
45 - 15 - 15 = 15
131.25
2 litres - 125 millilitres = 1 litre 875 millilitres.
458 minus 15 is 443.
32 minus 15 is 17.
-31
47.00 minus 15 percent is 39.95
800 minus 15 percent = 680
3 - (-12) = 3 + 12 = 15.