| To mentally work out 17.5% , you could find 10%, then half it to get 5%, then half the 5% to get 2.5% then add all three amounts and that will total 17.5%
For example 100,000
10% = 10,000
5% = 5,000
2.5% =2,500
add them up to get 17.5% = 17,500
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First goal: get to 144lbs |