1.

Find the LCM by listing the multiples: 15,20

Answer»

ANSWER:

Hey MATE,

here is your solution

write out the multiples of both numbers until the lowest common one is found

multiples 15: {15,30,45,60,75,90,105,120,135,...}

multiples 20:  {20,40,60,80,100,120,...}

LCM(15,20)=60


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