Sagot :
Answer:
[tex]1. \: 23 \frac{4}{15} - 16 \frac{9}{15} = 6 \frac{2}{3} [/tex]
[tex]2. \: 14 \frac{8}{19} - 5 \frac{16}{19} = 8 \frac{11}{19} [/tex]
[tex]3. \: 20 \frac{3}{26} - 12 \frac{9}{26} = 7 \frac{10}{13} [/tex]
[tex]4. \: 17 \frac{11}{18} - 14 \frac{17}{18} = 2 \frac{2}{3} [/tex]
HOPE IT HELP YOU