Add 90/20 and 48/7
1st number: 4 10/20, 2nd number: 6 6/7
90/20 + 48/7 is 159/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 7 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
90/20 = 90 × 7/20 × 7 = 630/140 - Likewise, for the 2nd fraction, since 7 × 20 = 140,
48/7 = 48 × 20/7 × 20 = 960/140 - Add the two like fractions:
630/140 + 960/140 = 630 + 960/140 = 1590/140 - 1590/140 simplified gives 159/14
- So, 90/20 + 48/7 = 159/14
In mixed form: 115/14
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