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Can 6.31 × 51-51 × 7.9-51 be easily calculated? If so, please list them
6.31×51-51×7.9-51
=(6.31-7.9-1)×51
=-132.09
The least common multiple of 51 and 34 is (), and the greatest common factor is ()
The least common multiple of 51 and 34 is (102), and the greatest common factor is (17)
Greatest common factor of 51 34 68
17 can be divided by the above numbers, and the greatest common factor is 17
The greatest common factor of 51 and 289?
17
51＝3×17
289＝17×17
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