Add 21/56 and 54/35, Solve 21/56 + 1 19/35 as a fraction

Add 21/56 and 54/35

1^st number: 21/56, 2^nd number: 1 19/35

21/56 + 54/35 is 537/280.

Find the least common denominator or LCM of the two denominators:
LCM of 56 and 35 is 280

Next, find the equivalent fraction of both fractional numbers with denominator 280
For the 1st fraction, since 56 × 5 = 280,
21/56 = 21 × 5/56 × 5 = 105/280
Likewise, for the 2nd fraction, since 35 × 8 = 280,
54/35 = 54 × 8/35 × 8 = 432/280
Add the two like fractions:
105/280 + 432/280 = 105 + 432/280 = 537/280
So, 21/56 + 54/35 = 537/280
In mixed form: 1257/280

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