Add 25/90 and 90/28
1st number: 25/90, 2nd number: 3 6/28
25/90 + 90/28 is 220/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 28 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 90 × 14 = 1260,
25/90 = 25 × 14/90 × 14 = 350/1260 - Likewise, for the 2nd fraction, since 28 × 45 = 1260,
90/28 = 90 × 45/28 × 45 = 4050/1260 - Add the two like fractions:
350/1260 + 4050/1260 = 350 + 4050/1260 = 4400/1260 - 4400/1260 simplified gives 220/63
- So, 25/90 + 90/28 = 220/63
In mixed form: 331/63
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