Add 18/30 and 90/56
1st number: 18/30, 2nd number: 1 34/56
18/30 + 90/56 is 309/140.
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,
90/56 = 90 × 15/56 × 15 = 1350/840 - Add the two like fractions:
504/840 + 1350/840 = 504 + 1350/840 = 1854/840 - 1854/840 simplified gives 309/140
- So, 18/30 + 90/56 = 309/140
In mixed form: 229/140
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