Add 63/28 and 90/25
1st number: 2 7/28, 2nd number: 3 15/25
63/28 + 90/25 is 117/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 25 is 700
Next, find the equivalent fraction of both fractional numbers with denominator 700 - For the 1st fraction, since 28 × 25 = 700,
63/28 = 63 × 25/28 × 25 = 1575/700 - Likewise, for the 2nd fraction, since 25 × 28 = 700,
90/25 = 90 × 28/25 × 28 = 2520/700 - Add the two like fractions:
1575/700 + 2520/700 = 1575 + 2520/700 = 4095/700 - 4095/700 simplified gives 117/20
- So, 63/28 + 90/25 = 117/20
In mixed form: 517/20
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