Add 70/16 and 21/56, Solve 4 6/16 + 21/56 as a fraction

Add 70/16 and 21/56

1^st number: 4 6/16, 2^nd number: 21/56

70/16 + 21/56 is 19/4.

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 56 is 112

Next, find the equivalent fraction of both fractional numbers with denominator 112
For the 1st fraction, since 16 × 7 = 112,
70/16 = 70 × 7/16 × 7 = 490/112
Likewise, for the 2nd fraction, since 56 × 2 = 112,
21/56 = 21 × 2/56 × 2 = 42/112
Add the two like fractions:
490/112 + 42/112 = 490 + 42/112 = 532/112
532/112 simplified gives 19/4
So, 70/16 + 21/56 = 19/4
In mixed form: 43/4

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