Add 72/12 and 49/70
1st number: 6 0/12, 2nd number: 49/70
72/12 + 49/70 is 67/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 70 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 12 × 35 = 420,
72/12 = 72 × 35/12 × 35 = 2520/420 - Likewise, for the 2nd fraction, since 70 × 6 = 420,
49/70 = 49 × 6/70 × 6 = 294/420 - Add the two like fractions:
2520/420 + 294/420 = 2520 + 294/420 = 2814/420 - 2814/420 simplified gives 67/10
- So, 72/12 + 49/70 = 67/10
In mixed form: 67/10
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