Add 40/80 and 36/70
40/80 + 36/70 is 71/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 70 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 80 × 7 = 560,
40/80 = 40 × 7/80 × 7 = 280/560 - Likewise, for the 2nd fraction, since 70 × 8 = 560,
36/70 = 36 × 8/70 × 8 = 288/560 - Add the two like fractions:
280/560 + 288/560 = 280 + 288/560 = 568/560 - 568/560 simplified gives 71/70
- So, 40/80 + 36/70 = 71/70
In mixed form: 11/70
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Related: 40/80+72/70