Add 40/60 and 7/49
40/60 + 7/49 is 17/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 49 is 2940
Next, find the equivalent fraction of both fractional numbers with denominator 2940 - For the 1st fraction, since 60 × 49 = 2940,
40/60 = 40 × 49/60 × 49 = 1960/2940 - Likewise, for the 2nd fraction, since 49 × 60 = 2940,
7/49 = 7 × 60/49 × 60 = 420/2940 - Add the two like fractions:
1960/2940 + 420/2940 = 1960 + 420/2940 = 2380/2940 - 2380/2940 simplified gives 17/21
- So, 40/60 + 7/49 = 17/21
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