(ii) 50(1/2)x 49(1/2) without actually multiplying
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Step-by-step explanation:
50½×49½
=(50+1/2)(50-1/2)
=(50)²-(1/2)²
=2500-1/4
=2499.75
or
=2499 3/4
therefore,
50½×49½
=2499.75
..........,.........
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