Add 45/72 and 30/49
45/72 + 30/49 is 485/392.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 49 is 3528
Next, find the equivalent fraction of both fractional numbers with denominator 3528 - For the 1st fraction, since 72 × 49 = 3528,
45/72 = 45 × 49/72 × 49 = 2205/3528 - Likewise, for the 2nd fraction, since 49 × 72 = 3528,
30/49 = 30 × 72/49 × 72 = 2160/3528 - Add the two like fractions:
2205/3528 + 2160/3528 = 2205 + 2160/3528 = 4365/3528 - 4365/3528 simplified gives 485/392
- So, 45/72 + 30/49 = 485/392
In mixed form: 193/392
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