Add 72/10 and 80/72
1st number: 7 2/10, 2nd number: 1 8/72
72/10 + 80/72 is 374/45.
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,
72/10 = 72 × 36/10 × 36 = 2592/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
80/72 = 80 × 5/72 × 5 = 400/360 - Add the two like fractions:
2592/360 + 400/360 = 2592 + 400/360 = 2992/360 - 2992/360 simplified gives 374/45
- So, 72/10 + 80/72 = 374/45
In mixed form: 814/45
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