Add 70/27 and 90/84
1st number: 2 16/27, 2nd number: 1 6/84
70/27 + 90/84 is 1385/378.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 84 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 27 × 28 = 756,
70/27 = 70 × 28/27 × 28 = 1960/756 - Likewise, for the 2nd fraction, since 84 × 9 = 756,
90/84 = 90 × 9/84 × 9 = 810/756 - Add the two like fractions:
1960/756 + 810/756 = 1960 + 810/756 = 2770/756 - 2770/756 simplified gives 1385/378
- So, 70/27 + 90/84 = 1385/378
In mixed form: 3251/378
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