Add 49/42 and 28/30
1st number: 1 7/42, 2nd number: 28/30
49/42 + 28/30 is 21/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
49/42 = 49 × 5/42 × 5 = 245/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
28/30 = 28 × 7/30 × 7 = 196/210 - Add the two like fractions:
245/210 + 196/210 = 245 + 196/210 = 441/210 - 441/210 simplified gives 21/10
- So, 49/42 + 28/30 = 21/10
In mixed form: 21/10
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