Add 80/30 and 54/56
1st number: 2 20/30, 2nd number: 54/56
80/30 + 54/56 is 305/84.
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,
80/30 = 80 × 28/30 × 28 = 2240/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
54/56 = 54 × 15/56 × 15 = 810/840 - Add the two like fractions:
2240/840 + 810/840 = 2240 + 810/840 = 3050/840 - 3050/840 simplified gives 305/84
- So, 80/30 + 54/56 = 305/84
In mixed form: 353/84
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