Add 15/98 and 45/72
15/98 + 45/72 is 305/392.
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,
15/98 = 15 × 36/98 × 36 = 540/3528 - Likewise, for the 2nd fraction, since 72 × 49 = 3528,
45/72 = 45 × 49/72 × 49 = 2205/3528 - Add the two like fractions:
540/3528 + 2205/3528 = 540 + 2205/3528 = 2745/3528 - 2745/3528 simplified gives 305/392
- So, 15/98 + 45/72 = 305/392
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