Add 9/70 and 60/80
9/70 + 60/80 is 123/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 70 × 8 = 560,
9/70 = 9 × 8/70 × 8 = 72/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
60/80 = 60 × 7/80 × 7 = 420/560 - Add the two like fractions:
72/560 + 420/560 = 72 + 420/560 = 492/560 - 492/560 simplified gives 123/140
- So, 9/70 + 60/80 = 123/140
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