Add 40/27 and 81/70
1st number: 1 13/27, 2nd number: 1 11/70
40/27 + 81/70 is 4987/1890.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 70 is 1890
Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 27 × 70 = 1890,
40/27 = 40 × 70/27 × 70 = 2800/1890 - Likewise, for the 2nd fraction, since 70 × 27 = 1890,
81/70 = 81 × 27/70 × 27 = 2187/1890 - Add the two like fractions:
2800/1890 + 2187/1890 = 2800 + 2187/1890 = 4987/1890 - So, 40/27 + 81/70 = 4987/1890
In mixed form: 21207/1890
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