Solutions by everydaycalculation.com

2454 + 2770 is 523630.

- Find the least common denominator or LCM of the two denominators:

LCM of 54 and 70 is**1890**

Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 54 × 35 = 1890,

2454 = 24 × 3554 × 35 = 8401890 - Likewise, for the 2nd fraction, since 70 × 27 = 1890,

2770 = 27 × 2770 × 27 = 7291890 - Add the two like fractions:

8401890 + 7291890 = 840 + 7291890 = 15691890 - 1569/1890 simplified gives 523630
- So, 24/54 + 27/70 = 523/630

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