Add 72/30 and 4/56
1st number: 2 12/30, 2nd number: 4/56
72/30 + 4/56 is 173/70.
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,
72/30 = 72 × 28/30 × 28 = 2016/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
4/56 = 4 × 15/56 × 15 = 60/840 - Add the two like fractions:
2016/840 + 60/840 = 2016 + 60/840 = 2076/840 - 2076/840 simplified gives 173/70
- So, 72/30 + 4/56 = 173/70
In mixed form: 233/70
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