Add 72/10 and 45/7
1st number: 7 2/10, 2nd number: 6 3/7
72/10 + 45/7 is 477/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 7 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
72/10 = 72 × 7/10 × 7 = 504/70 - Likewise, for the 2nd fraction, since 7 × 10 = 70,
45/7 = 45 × 10/7 × 10 = 450/70 - Add the two like fractions:
504/70 + 450/70 = 504 + 450/70 = 954/70 - 954/70 simplified gives 477/35
- So, 72/10 + 45/7 = 477/35
In mixed form: 1322/35
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