Add 72/63 and 18/5
1st number: 1 9/63, 2nd number: 3 3/5
72/63 + 18/5 is 166/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 5 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
72/63 = 72 × 5/63 × 5 = 360/315 - Likewise, for the 2nd fraction, since 5 × 63 = 315,
18/5 = 18 × 63/5 × 63 = 1134/315 - Add the two like fractions:
360/315 + 1134/315 = 360 + 1134/315 = 1494/315 - 1494/315 simplified gives 166/35
- So, 72/63 + 18/5 = 166/35
In mixed form: 426/35
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