Question

How do you increase & decrease numbers such as:

Increase 73 by 30%
Decrease 150 by 15%
Decrease 655 by 74%
Increase 400 by 12%
Increase 1700 by 2%
Decrease 832 by 44%
Pls help x

Answer 1

Examples)
73 + percentage increase =
73 + (30% x 73) =
73 + 30% x 73 =
(1 + 30%) x 73 =
(100% + 30%) x 73 =
130% x 73 =
130 ÷ 100 x 73 =
130 x 73 ÷ 100 =
9,490 ÷ 100 =
94.9
1) 94.9
2) 127.5
3) 170.3
4) 448
5) 1,734
6) 465.92