the weights of 3 parcels are 2 3/4 kg, 1 5/16 kg and 7/8 kg. Find their total weight.
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Answer:
2 whole 3/4 + 1 whole 5/16 +7/8
=11/4+21/16+7/8
LCM OF 4,16,8=16
(making denominator 16 ) 11/4=11×4/4×16=44/16
21/16=21×1/16×1=21/16
7/8=7×2/8×2=14/16
now, adding the numerator =44/16+21/16+14/16
= 79/16=4 whole 15/16 kg (answer)
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