Add 54/30 and 90/70
1st number: 1 24/30, 2nd number: 1 20/70
54/30 + 90/70 is 108/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
54/30 = 54 × 7/30 × 7 = 378/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
90/70 = 90 × 3/70 × 3 = 270/210 - Add the two like fractions:
378/210 + 270/210 = 378 + 270/210 = 648/210 - 648/210 simplified gives 108/35
- So, 54/30 + 90/70 = 108/35
In mixed form: 33/35
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