Add 42/80 and 45/14
1st number: 42/80, 2nd number: 3 3/14
42/80 + 45/14 is 1047/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 14 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 80 × 7 = 560,
42/80 = 42 × 7/80 × 7 = 294/560 - Likewise, for the 2nd fraction, since 14 × 40 = 560,
45/14 = 45 × 40/14 × 40 = 1800/560 - Add the two like fractions:
294/560 + 1800/560 = 294 + 1800/560 = 2094/560 - 2094/560 simplified gives 1047/280
- So, 42/80 + 45/14 = 1047/280
In mixed form: 3207/280
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