Add 15/70 and 40/16
1st number: 15/70, 2nd number: 2 8/16
15/70 + 40/16 is 19/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 16 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 70 × 8 = 560,
15/70 = 15 × 8/70 × 8 = 120/560 - Likewise, for the 2nd fraction, since 16 × 35 = 560,
40/16 = 40 × 35/16 × 35 = 1400/560 - Add the two like fractions:
120/560 + 1400/560 = 120 + 1400/560 = 1520/560 - 1520/560 simplified gives 19/7
- So, 15/70 + 40/16 = 19/7
In mixed form: 25/7
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