Add 30/56 and 45/60
30/56 + 45/60 is 9/7.
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,
30/56 = 30 × 15/56 × 15 = 450/840 - Likewise, for the 2nd fraction, since 60 × 14 = 840,
45/60 = 45 × 14/60 × 14 = 630/840 - Add the two like fractions:
450/840 + 630/840 = 450 + 630/840 = 1080/840 - 1080/840 simplified gives 9/7
- So, 30/56 + 45/60 = 9/7
In mixed form: 12/7
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