Add 72/98 and 40/72
72/98 + 40/72 is 569/441.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 72 is 3528
Next, find the equivalent fraction of both fractional numbers with denominator 3528 - For the 1st fraction, since 98 × 36 = 3528,
72/98 = 72 × 36/98 × 36 = 2592/3528 - Likewise, for the 2nd fraction, since 72 × 49 = 3528,
40/72 = 40 × 49/72 × 49 = 1960/3528 - Add the two like fractions:
2592/3528 + 1960/3528 = 2592 + 1960/3528 = 4552/3528 - 4552/3528 simplified gives 569/441
- So, 72/98 + 40/72 = 569/441
In mixed form: 1128/441
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