Add 63/18 and 72/35
1st number: 3 9/18, 2nd number: 2 2/35
63/18 + 72/35 is 389/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 35 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 18 × 35 = 630,
63/18 = 63 × 35/18 × 35 = 2205/630 - Likewise, for the 2nd fraction, since 35 × 18 = 630,
72/35 = 72 × 18/35 × 18 = 1296/630 - Add the two like fractions:
2205/630 + 1296/630 = 2205 + 1296/630 = 3501/630 - 3501/630 simplified gives 389/70
- So, 63/18 + 72/35 = 389/70
In mixed form: 539/70
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