Add 98/72 and 81/30
1st number: 1 26/72, 2nd number: 2 21/30
98/72 + 81/30 is 731/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 30 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
98/72 = 98 × 5/72 × 5 = 490/360 - Likewise, for the 2nd fraction, since 30 × 12 = 360,
81/30 = 81 × 12/30 × 12 = 972/360 - Add the two like fractions:
490/360 + 972/360 = 490 + 972/360 = 1462/360 - 1462/360 simplified gives 731/180
- So, 98/72 + 81/30 = 731/180
In mixed form: 411/180
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