Add 54/7 and 4/80, Solve 7 5/7 + 4/80 as a fraction

Add 54/7 and 4/80

1^st number: 7 5/7, 2^nd number: 4/80

54/7 + 4/80 is 1087/140.

Find the least common denominator or LCM of the two denominators:
LCM of 7 and 80 is 560

Next, find the equivalent fraction of both fractional numbers with denominator 560
For the 1st fraction, since 7 × 80 = 560,
54/7 = 54 × 80/7 × 80 = 4320/560
Likewise, for the 2nd fraction, since 80 × 7 = 560,
4/80 = 4 × 7/80 × 7 = 28/560
Add the two like fractions:
4320/560 + 28/560 = 4320 + 28/560 = 4348/560
4348/560 simplified gives 1087/140
So, 54/7 + 4/80 = 1087/140
In mixed form: 7107/140

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