Add 72/49 and 42/70
1st number: 1 23/49, 2nd number: 42/70
72/49 + 42/70 is 507/245.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 70 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 49 × 10 = 490,
72/49 = 72 × 10/49 × 10 = 720/490 - Likewise, for the 2nd fraction, since 70 × 7 = 490,
42/70 = 42 × 7/70 × 7 = 294/490 - Add the two like fractions:
720/490 + 294/490 = 720 + 294/490 = 1014/490 - 1014/490 simplified gives 507/245
- So, 72/49 + 42/70 = 507/245
In mixed form: 217/245
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