Add 35/30 and 90/28
1st number: 1 5/30, 2nd number: 3 6/28
35/30 + 90/28 is 92/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 28 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 30 × 14 = 420,
35/30 = 35 × 14/30 × 14 = 490/420 - Likewise, for the 2nd fraction, since 28 × 15 = 420,
90/28 = 90 × 15/28 × 15 = 1350/420 - Add the two like fractions:
490/420 + 1350/420 = 490 + 1350/420 = 1840/420 - 1840/420 simplified gives 92/21
- So, 35/30 + 90/28 = 92/21
In mixed form: 48/21
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