Add 90/10 and 1/72
1st number: 9 0/10, 2nd number: 1/72
90/10 + 1/72 is 649/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 10 × 36 = 360,
90/10 = 90 × 36/10 × 36 = 3240/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
1/72 = 1 × 5/72 × 5 = 5/360 - Add the two like fractions:
3240/360 + 5/360 = 3240 + 5/360 = 3245/360 - 3245/360 simplified gives 649/72
- So, 90/10 + 1/72 = 649/72
In mixed form: 91/72
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