Add 28/70 and 25/16, Solve 28/70 + 1 9/16 as a fraction

Add 28/70 and 25/16

1^st number: 28/70, 2^nd number: 1 9/16

28/70 + 25/16 is 157/80.

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,
28/70 = 28 × 8/70 × 8 = 224/560
Likewise, for the 2nd fraction, since 16 × 35 = 560,
25/16 = 25 × 35/16 × 35 = 875/560
Add the two like fractions:
224/560 + 875/560 = 224 + 875/560 = 1099/560
1099/560 simplified gives 157/80
So, 28/70 + 25/16 = 157/80
In mixed form: 177/80

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