Begin with 288 Subtract 13+1, which equals 1+1 = 2 Get 288-2 = 286 Take 286 Add 23+1, which equals 8+1 = 9 Get 286+9 = 295 Take 295 Subtract 33+1, which equals 27+1 = 28 Get 295-28 = 267 Take 267 Add 43+1, which equals 64+1 = 65 Get 267+85 = 332 Take 332 Subtract 53+1, which equals 125+1 = 126 Get 332-126 = 206 Edwin