Answer:
[tex]\sf\large\bold{16. \: \frac{1}{5} }[/tex]
[tex]\sf\large\bold{17. \: \frac{3}{10} }[/tex]
[tex]\sf\large\bold{18. \: \frac{11}{7} \: or \: \: 1\: \frac{4}{7} }[/tex]
[tex]\sf\large\bold{19. \frac{73}{17} \: or\: \: 4\frac{5}{17} }[/tex]
[tex]\sf\large\bold{20. \: \frac{1331}{53} \: or \: 25 \frac {6}{53}}[/tex]
Step by step explanation:
16. 1 - 4/5
= 5 - 4/5
= 1/5
17. 1 - 14/20
= 1 - 7/10
= 10 - 7/10
= 3/10
18. 2 - 3/7
= 14 - 3/7
= 11/7 or 1 4/7
19. 5 - 12/17
= 85 - 12/17
= 73/17 or 4 5/17
20. 26 - 47/53
= 1378 - 47/53
= 1331/53 or 25 6/53
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