Add 30/14 and 72/40
1st number: 2 2/14, 2nd number: 1 32/40
30/14 + 72/40 is 138/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 14 × 20 = 280,
30/14 = 30 × 20/14 × 20 = 600/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
72/40 = 72 × 7/40 × 7 = 504/280 - Add the two like fractions:
600/280 + 504/280 = 600 + 504/280 = 1104/280 - 1104/280 simplified gives 138/35
- So, 30/14 + 72/40 = 138/35
In mixed form: 333/35
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