Add 21/15 and 6/56
1st number: 1 6/15, 2nd number: 6/56
21/15 + 6/56 is 211/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 56 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 15 × 56 = 840,
21/15 = 21 × 56/15 × 56 = 1176/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
6/56 = 6 × 15/56 × 15 = 90/840 - Add the two like fractions:
1176/840 + 90/840 = 1176 + 90/840 = 1266/840 - 1266/840 simplified gives 211/140
- So, 21/15 + 6/56 = 211/140
In mixed form: 171/140
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