Add 27/70 and 60/72
27/70 + 60/72 is 128/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 72 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 70 × 36 = 2520,
27/70 = 27 × 36/70 × 36 = 972/2520 - Likewise, for the 2nd fraction, since 72 × 35 = 2520,
60/72 = 60 × 35/72 × 35 = 2100/2520 - Add the two like fractions:
972/2520 + 2100/2520 = 972 + 2100/2520 = 3072/2520 - 3072/2520 simplified gives 128/105
- So, 27/70 + 60/72 = 128/105
In mixed form: 123/105
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