Add 75/56 and 21/70, Solve 1 19/56 + 21/70 as a fraction

Add 75/56 and 21/70

1^st number: 1 19/56, 2^nd number: 21/70

75/56 + 21/70 is 459/280.

Find the least common denominator or LCM of the two denominators:
LCM of 56 and 70 is 280

Next, find the equivalent fraction of both fractional numbers with denominator 280
For the 1st fraction, since 56 × 5 = 280,
75/56 = 75 × 5/56 × 5 = 375/280
Likewise, for the 2nd fraction, since 70 × 4 = 280,
21/70 = 21 × 4/70 × 4 = 84/280
Add the two like fractions:
375/280 + 84/280 = 375 + 84/280 = 459/280
So, 75/56 + 21/70 = 459/280
In mixed form: 1179/280

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