Add 21/4 and 25/35, Solve 5 1/4 + 25/35 as a fraction

Add 21/4 and 25/35

1^st number: 5 1/4, 2^nd number: 25/35

21/4 + 25/35 is 167/28.

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,
21/4 = 21 × 35/4 × 35 = 735/140
Likewise, for the 2nd fraction, since 35 × 4 = 140,
25/35 = 25 × 4/35 × 4 = 100/140
Add the two like fractions:
735/140 + 100/140 = 735 + 100/140 = 835/140
835/140 simplified gives 167/28
So, 21/4 + 25/35 = 167/28
In mixed form: 527/28

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