Add 70/30 and 42/27
1st number: 2 10/30, 2nd number: 1 15/27
70/30 + 42/27 is 35/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 27 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 30 × 9 = 270,
70/30 = 70 × 9/30 × 9 = 630/270 - Likewise, for the 2nd fraction, since 27 × 10 = 270,
42/27 = 42 × 10/27 × 10 = 420/270 - Add the two like fractions:
630/270 + 420/270 = 630 + 420/270 = 1050/270 - 1050/270 simplified gives 35/9
- So, 70/30 + 42/27 = 35/9
In mixed form: 38/9
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