Add 42/35 and 21/27
1st number: 1 7/35, 2nd number: 21/27
42/35 + 21/27 is 89/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 27 is 945
Next, find the equivalent fraction of both fractional numbers with denominator 945 - For the 1st fraction, since 35 × 27 = 945,
42/35 = 42 × 27/35 × 27 = 1134/945 - Likewise, for the 2nd fraction, since 27 × 35 = 945,
21/27 = 21 × 35/27 × 35 = 735/945 - Add the two like fractions:
1134/945 + 735/945 = 1134 + 735/945 = 1869/945 - 1869/945 simplified gives 89/45
- So, 42/35 + 21/27 = 89/45
In mixed form: 144/45
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