Add 72/8 and 45/35
1st number: 9 0/8, 2nd number: 1 10/35
72/8 + 45/35 is 72/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 35 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 8 × 35 = 280,
72/8 = 72 × 35/8 × 35 = 2520/280 - Likewise, for the 2nd fraction, since 35 × 8 = 280,
45/35 = 45 × 8/35 × 8 = 360/280 - Add the two like fractions:
2520/280 + 360/280 = 2520 + 360/280 = 2880/280 - 2880/280 simplified gives 72/7
- So, 72/8 + 45/35 = 72/7
In mixed form: 102/7
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