Add 21/8 and 25/35, Solve 2 5/8 + 25/35 as a fraction

Add 21/8 and 25/35

1^st number: 2 5/8, 2^nd number: 25/35

21/8 + 25/35 is 187/56.

Find the least common denominator or LCM of the two denominators:
LCM of 8 and 35 is 280

Next, find the equivalent fraction of both fractional numbers with denominator 280
For the 1st fraction, since 8 × 35 = 280,
21/8 = 21 × 35/8 × 35 = 735/280
Likewise, for the 2nd fraction, since 35 × 8 = 280,
25/35 = 25 × 8/35 × 8 = 200/280
Add the two like fractions:
735/280 + 200/280 = 735 + 200/280 = 935/280
935/280 simplified gives 187/56
So, 21/8 + 25/35 = 187/56
In mixed form: 319/56

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