Tawotenow2006 Tawotenow2006 01-05-2020 Mathematics contestada a) 2 / 7 + 3 / 7 = ? b) 5 / 8 + 7 / 8 = ? c) 2 / 3 - 1 / 2 = ? d) 4 / 5 - 1 / 5 = ? e) 9 / 11 + 5 / 11 = ? g) 2 / 7 + 3 / 7 = ? h) 5 / 8 + 7 / 8 = ? i) 2 / 3 - 1 / 2 = ? j) 4 / 5 - 1 / 5 = ? k) 9 / 11 + 5 / 11 = ? l) 3 / 4 + 1 / 8 = ? Please help me for 23 point