Add 48/28 and 21/80, Solve 1 20/28 + 21/80 as a fraction

Add 48/28 and 21/80

1^st number: 1 20/28, 2^nd number: 21/80

48/28 + 21/80 is 1107/560.

Find the least common denominator or LCM of the two denominators:
LCM of 28 and 80 is 560

Next, find the equivalent fraction of both fractional numbers with denominator 560
For the 1st fraction, since 28 × 20 = 560,
48/28 = 48 × 20/28 × 20 = 960/560
Likewise, for the 2nd fraction, since 80 × 7 = 560,
21/80 = 21 × 7/80 × 7 = 147/560
Add the two like fractions:
960/560 + 147/560 = 960 + 147/560 = 1107/560
So, 48/28 + 21/80 = 1107/560
In mixed form: 1547/560

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