Add 7/42 and 90/60
1st number: 7/42, 2nd number: 1 30/60
7/42 + 90/60 is 5/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 42 × 10 = 420,
7/42 = 7 × 10/42 × 10 = 70/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
90/60 = 90 × 7/60 × 7 = 630/420 - Add the two like fractions:
70/420 + 630/420 = 70 + 630/420 = 700/420 - 700/420 simplified gives 5/3
- So, 7/42 + 90/60 = 5/3
In mixed form: 12/3
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