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