Add 25/4 and 21/35, Solve 6 1/4 + 21/35 as a fraction

Add 25/4 and 21/35

1^st number: 6 1/4, 2^nd number: 21/35

25/4 + 21/35 is 137/20.

Find the least common denominator or LCM of the two denominators:
LCM of 4 and 35 is 140

Next, find the equivalent fraction of both fractional numbers with denominator 140
For the 1st fraction, since 4 × 35 = 140,
25/4 = 25 × 35/4 × 35 = 875/140
Likewise, for the 2nd fraction, since 35 × 4 = 140,
21/35 = 21 × 4/35 × 4 = 84/140
Add the two like fractions:
875/140 + 84/140 = 875 + 84/140 = 959/140
959/140 simplified gives 137/20
So, 25/4 + 21/35 = 137/20
In mixed form: 617/20

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