Add 72/35 and 21/18
1st number: 2 2/35, 2nd number: 1 3/18
72/35 + 21/18 is 677/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 18 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 35 × 18 = 630,
72/35 = 72 × 18/35 × 18 = 1296/630 - Likewise, for the 2nd fraction, since 18 × 35 = 630,
21/18 = 21 × 35/18 × 35 = 735/630 - Add the two like fractions:
1296/630 + 735/630 = 1296 + 735/630 = 2031/630 - 2031/630 simplified gives 677/210
- So, 72/35 + 21/18 = 677/210
In mixed form: 347/210
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