Question

5/26 + 11/26 - 7/26 2) 5 8/21 - 2 3/21 + 1 5/21 3) 1- 15/17 4) 6 4/11 - 3 7/11​

Answer 1

1) ↓1 ) $\frac{5}{26} + \frac{11}{26 } = \frac{5 + 11}{26} = \frac{16}{26} = \frac{8 \times 2}{13 \times 2} = \frac{8}{13} = \frac{8}{13} - \frac{7}{26} = \frac{2 \times 8 - 7}{26} = \frac{9}{26}$