Add 18/30 and 80/56
1st number: 18/30, 2nd number: 1 24/56
18/30 + 80/56 is 71/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 56 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 30 × 28 = 840,
18/30 = 18 × 28/30 × 28 = 504/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
80/56 = 80 × 15/56 × 15 = 1200/840 - Add the two like fractions:
504/840 + 1200/840 = 504 + 1200/840 = 1704/840 - 1704/840 simplified gives 71/35
- So, 18/30 + 80/56 = 71/35
In mixed form: 21/35
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