Add 49/20 and 90/84
1st number: 2 9/20, 2nd number: 1 6/84
49/20 + 90/84 is 493/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 20 × 21 = 420,
49/20 = 49 × 21/20 × 21 = 1029/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
90/84 = 90 × 5/84 × 5 = 450/420 - Add the two like fractions:
1029/420 + 450/420 = 1029 + 450/420 = 1479/420 - 1479/420 simplified gives 493/140
- So, 49/20 + 90/84 = 493/140
In mixed form: 373/140
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