Add 90/10 and 28/72
1st number: 9 0/10, 2nd number: 28/72
90/10 + 28/72 is 169/18.
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,
28/72 = 28 × 5/72 × 5 = 140/360 - Add the two like fractions:
3240/360 + 140/360 = 3240 + 140/360 = 3380/360 - 3380/360 simplified gives 169/18
- So, 90/10 + 28/72 = 169/18
In mixed form: 97/18
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