मराठी

Describe two methods to compare 1317 and 0.82. Which do you think is easier and why? - Mathematics

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प्रश्न

Describe two methods to compare `13/17` and 0.82. Which do you think is easier and why?

बेरीज
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उत्तर

Method I: Convert both into decimals

`13/17 = 0.76`

∴ 0.76 < 0.82

Hence, `13/17 < 0.82`

Method II: Convert both into fractions

`0.82 = 82/100 = 41/50`

Now, compare `13/17` and `41/50`

To compare these fractions, we have to make the denominator same,

∴ `13/17 = 13/17 xx 50/50 = 650/850`

`41/50 = 41/50 xx 17/17 = 697/850`

∴ `697/850 > 650/850`

Hence, `13/17 < 0.82`

Conclusion: Method II is easier.

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पाठ 2: Fractions and Decimals - Exercise [पृष्ठ ४४]

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एनसीईआरटी एक्झांप्लर Mathematics [English] Class 7
पाठ 2 Fractions and Decimals
Exercise | Q 64. | पृष्ठ ४४
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