Add 12/90 and 72/49
1st number: 12/90, 2nd number: 1 23/49
12/90 + 72/49 is 1178/735.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 49 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 90 × 49 = 4410,
12/90 = 12 × 49/90 × 49 = 588/4410 - Likewise, for the 2nd fraction, since 49 × 90 = 4410,
72/49 = 72 × 90/49 × 90 = 6480/4410 - Add the two like fractions:
588/4410 + 6480/4410 = 588 + 6480/4410 = 7068/4410 - 7068/4410 simplified gives 1178/735
- So, 12/90 + 72/49 = 1178/735
In mixed form: 1443/735
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