Add 60/4 and 40/21
1st number: 15 0/4, 2nd number: 1 19/21
60/4 + 40/21 is 355/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 21 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 4 × 21 = 84,
60/4 = 60 × 21/4 × 21 = 1260/84 - Likewise, for the 2nd fraction, since 21 × 4 = 84,
40/21 = 40 × 4/21 × 4 = 160/84 - Add the two like fractions:
1260/84 + 160/84 = 1260 + 160/84 = 1420/84 - 1420/84 simplified gives 355/21
- So, 60/4 + 40/21 = 355/21
In mixed form: 1619/21
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