Add 28/5 and 90/14
1st number: 5 3/5, 2nd number: 6 6/14
28/5 + 90/14 is 421/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 14 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 5 × 14 = 70,
28/5 = 28 × 14/5 × 14 = 392/70 - Likewise, for the 2nd fraction, since 14 × 5 = 70,
90/14 = 90 × 5/14 × 5 = 450/70 - Add the two like fractions:
392/70 + 450/70 = 392 + 450/70 = 842/70 - 842/70 simplified gives 421/35
- So, 28/5 + 90/14 = 421/35
In mixed form: 121/35
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