Add 63/14 and 90/20
1st number: 4 7/14, 2nd number: 4 10/20
63/14 + 90/20 is 9/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 14 × 10 = 140,
63/14 = 63 × 10/14 × 10 = 630/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
90/20 = 90 × 7/20 × 7 = 630/140 - Add the two like fractions:
630/140 + 630/140 = 630 + 630/140 = 1260/140 - 1260/140 simplified gives 9/1
- So, 63/14 + 90/20 = 9/1
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