Add 90/28 and 30/25
1st number: 3 6/28, 2nd number: 1 5/25
90/28 + 30/25 is 309/70.
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,
90/28 = 90 × 25/28 × 25 = 2250/700 - Likewise, for the 2nd fraction, since 25 × 28 = 700,
30/25 = 30 × 28/25 × 28 = 840/700 - Add the two like fractions:
2250/700 + 840/700 = 2250 + 840/700 = 3090/700 - 3090/700 simplified gives 309/70
- So, 90/28 + 30/25 = 309/70
In mixed form: 429/70
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