Add 40/60 and 54/70
40/60 + 54/70 is 151/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 70 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
40/60 = 40 × 7/60 × 7 = 280/420 - Likewise, for the 2nd fraction, since 70 × 6 = 420,
54/70 = 54 × 6/70 × 6 = 324/420 - Add the two like fractions:
280/420 + 324/420 = 280 + 324/420 = 604/420 - 604/420 simplified gives 151/105
- So, 40/60 + 54/70 = 151/105
In mixed form: 146/105
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