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Answer :
(a) 20 + 9 + \(\frac{4}{10} \) + \(\frac{1}{100} \)
= 29 + 0.4 + 0.01
= 29.41
(b) 137 + \(\frac{5}{100} \)
= 137 + 0.05
= 137.05
(c) \(\frac{7}{10} \) + \(\frac{6}{100} \) + \(\frac{4}{1000} \)
= 0.7 + 0.06 + 0.004
=0.764
(d) 23 + \(\frac{2}{10} \) + \(\frac{6}{1000} \)
= 23 + 0.2 + 0.006
= 23.206
(e) 700 + 20 + 5 + \(\frac{9}{100} \)
= 725 + 0.09
= 725.09