Add 84/56 and 2/90
1st number: 1 28/56, 2nd number: 2/90
84/56 + 2/90 is 137/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 90 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 56 × 45 = 2520,
84/56 = 84 × 45/56 × 45 = 3780/2520 - Likewise, for the 2nd fraction, since 90 × 28 = 2520,
2/90 = 2 × 28/90 × 28 = 56/2520 - Add the two like fractions:
3780/2520 + 56/2520 = 3780 + 56/2520 = 3836/2520 - 3836/2520 simplified gives 137/90
- So, 84/56 + 2/90 = 137/90
In mixed form: 147/90
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