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Sachin and Sanjana are calculating 23% of 800. Now calculate 52% of 700 using both the ways described above. Which way do you find easier? - Mathematics

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प्रश्न

Sachin and Sanjana are calculating 23% of 800.


Now calculate 52% of 700 using both the ways described above. Which way do you find easier?

संख्यात्मक
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उत्तर

First way

52% of 700 = (1% of 700) × 52

= `(1/100 xx 700) xx 52`

= (0.01 × 700) × 52

= 7 × 52

= 364

Second way

52% of 700 = `52/100 xx 700`

= 0.52 × 700

= 364

So, second way, we have to find easier.

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  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 7: Comparing Quantities - Exercise [पृष्ठ २०६]

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एनसीईआरटी एक्झांप्लर Mathematics [English] Class 7
अध्याय 7 Comparing Quantities
Exercise | Q 89. | पृष्ठ २०६

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