Add 54/8 and 40/30
1st number: 6 6/8, 2nd number: 1 10/30
54/8 + 40/30 is 97/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 30 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 8 × 15 = 120,
54/8 = 54 × 15/8 × 15 = 810/120 - Likewise, for the 2nd fraction, since 30 × 4 = 120,
40/30 = 40 × 4/30 × 4 = 160/120 - Add the two like fractions:
810/120 + 160/120 = 810 + 160/120 = 970/120 - 970/120 simplified gives 97/12
- So, 54/8 + 40/30 = 97/12
In mixed form: 81/12
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