Add 3/90 and 63/56
1st number: 3/90, 2nd number: 1 7/56
3/90 + 63/56 is 139/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 56 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 90 × 28 = 2520,
3/90 = 3 × 28/90 × 28 = 84/2520 - Likewise, for the 2nd fraction, since 56 × 45 = 2520,
63/56 = 63 × 45/56 × 45 = 2835/2520 - Add the two like fractions:
84/2520 + 2835/2520 = 84 + 2835/2520 = 2919/2520 - 2919/2520 simplified gives 139/120
- So, 3/90 + 63/56 = 139/120
In mixed form: 119/120
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