Add 70/10 and 42/27
1st number: 7 0/10, 2nd number: 1 15/27
70/10 + 42/27 is 77/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 27 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 10 × 27 = 270,
70/10 = 70 × 27/10 × 27 = 1890/270 - Likewise, for the 2nd fraction, since 27 × 10 = 270,
42/27 = 42 × 10/27 × 10 = 420/270 - Add the two like fractions:
1890/270 + 420/270 = 1890 + 420/270 = 2310/270 - 2310/270 simplified gives 77/9
- So, 70/10 + 42/27 = 77/9
In mixed form: 85/9
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