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प्रश्न
Write down the decimal expansions of the following rational numbers by writing their denominators in the form 2m × 5n, where, m, n are non-negative integers.\[\frac{7}{80}\]
उत्तर
The given number is \[\frac{7}{80}\] Clearly, 80 = 24 × 5 is of the form 2m × 5n, where m = 4 and n = 1.
So, the given number has terminating decimal expansion.
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