Add 28/40 and 90/6
1st number: 28/40, 2nd number: 15 0/6
28/40 + 90/6 is 157/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 6 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
28/40 = 28 × 3/40 × 3 = 84/120 - Likewise, for the 2nd fraction, since 6 × 20 = 120,
90/6 = 90 × 20/6 × 20 = 1800/120 - Add the two like fractions:
84/120 + 1800/120 = 84 + 1800/120 = 1884/120 - 1884/120 simplified gives 157/10
- So, 28/40 + 90/6 = 157/10
In mixed form: 157/10
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