Add 70/30 and 28/54
1st number: 2 10/30, 2nd number: 28/54
70/30 + 28/54 is 77/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 54 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 54 × 5 = 270,
28/54 = 28 × 5/54 × 5 = 140/270 - Add the two like fractions:
630/270 + 140/270 = 630 + 140/270 = 770/270 - 770/270 simplified gives 77/27
- So, 70/30 + 28/54 = 77/27
In mixed form: 223/27
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