Add 72/54 and 54/70
1st number: 1 18/54, 2nd number: 54/70
72/54 + 54/70 is 221/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 70 is 1890
Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 54 × 35 = 1890,
72/54 = 72 × 35/54 × 35 = 2520/1890 - Likewise, for the 2nd fraction, since 70 × 27 = 1890,
54/70 = 54 × 27/70 × 27 = 1458/1890 - Add the two like fractions:
2520/1890 + 1458/1890 = 2520 + 1458/1890 = 3978/1890 - 3978/1890 simplified gives 221/105
- So, 72/54 + 54/70 = 221/105
In mixed form: 211/105
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