Add 84/20 and 72/49
1st number: 4 4/20, 2nd number: 1 23/49
84/20 + 72/49 is 1389/245.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 49 is 980
Next, find the equivalent fraction of both fractional numbers with denominator 980 - For the 1st fraction, since 20 × 49 = 980,
84/20 = 84 × 49/20 × 49 = 4116/980 - Likewise, for the 2nd fraction, since 49 × 20 = 980,
72/49 = 72 × 20/49 × 20 = 1440/980 - Add the two like fractions:
4116/980 + 1440/980 = 4116 + 1440/980 = 5556/980 - 5556/980 simplified gives 1389/245
- So, 84/20 + 72/49 = 1389/245
In mixed form: 5164/245
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