Add 40/56 and 21/60
40/56 + 21/60 is 149/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 60 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 56 × 15 = 840,
40/56 = 40 × 15/56 × 15 = 600/840 - Likewise, for the 2nd fraction, since 60 × 14 = 840,
21/60 = 21 × 14/60 × 14 = 294/840 - Add the two like fractions:
600/840 + 294/840 = 600 + 294/840 = 894/840 - 894/840 simplified gives 149/140
- So, 40/56 + 21/60 = 149/140
In mixed form: 19/140
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