Add 90/60 and 70/14
1st number: 1 30/60, 2nd number: 5 0/14
90/60 + 70/14 is 13/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 14 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
90/60 = 90 × 7/60 × 7 = 630/420 - Likewise, for the 2nd fraction, since 14 × 30 = 420,
70/14 = 70 × 30/14 × 30 = 2100/420 - Add the two like fractions:
630/420 + 2100/420 = 630 + 2100/420 = 2730/420 - 2730/420 simplified gives 13/2
- So, 90/60 + 70/14 = 13/2
In mixed form: 61/2
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