1) 1/50 = 2%, 1/5 = 20%, 1/2 = 50%, 1/4 = 25%, 2 = 200%, 1 15/100 = 115%2) 7 3/4 - 2,25 = 7 75/100 - 2,25 = 7 3/4 - 2 1/4 = 5 2/4 = 5 1/2 = 5,59,1 + 3 1/2 = 9,1 + 3,5 = 12,66,09 + 2 1/25 = 6,09 + 2,04 = 8,13
1) 1/50 = 2%, 1/5 = 20%, 1/2 = 50%, 1/4 = 25%, 2 = 200%, 1 15/100 = 115%
2) 7 3/4 - 2,25 = 7 75/100 - 2,25 = 7 3/4 - 2 1/4 = 5 2/4 = 5 1/2 = 5,5
9,1 + 3 1/2 = 9,1 + 3,5 = 12,6
6,09 + 2 1/25 = 6,09 + 2,04 = 8,13