Add 90/25 and 30/28
1st number: 3 15/25, 2nd number: 1 2/28
90/25 + 30/28 is 327/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 28 is 700
Next, find the equivalent fraction of both fractional numbers with denominator 700 - For the 1st fraction, since 25 × 28 = 700,
90/25 = 90 × 28/25 × 28 = 2520/700 - Likewise, for the 2nd fraction, since 28 × 25 = 700,
30/28 = 30 × 25/28 × 25 = 750/700 - Add the two like fractions:
2520/700 + 750/700 = 2520 + 750/700 = 3270/700 - 3270/700 simplified gives 327/70
- So, 90/25 + 30/28 = 327/70
In mixed form: 447/70
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