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20

20

The LCM for 12 and 20 is 60

20, 40, 60

atom have: 20 protons,20 electrons and20 neutrons ion have: 20 protons 18 electrons( metals lose electrons) and20 neutrons

The LCM of 12, 15, and 20 is 60.

The highest common factor of 812 and 20 is 4

1 and 2 are factors common to 6 and 20

Common factors of 18 and 20 are: 1 and 2.

Since 10 is a factor of 20, it is automatically the GCF.

you need two numbers to get a sum. just -20 cannot be used for a sum.

The answer is 4

60

60

It is: 180

20 + 3 = 23

The sum of 20 and 110 is 130.

4

The GCF is 4.

The sum of -5 and 20 is 15. The distance between -5 and 20 is 25. The sum of the numbers between -5 and 20 is 180. The sum of the numbers from -5 to 20 is 195.

There is no "sum of 20". To have a sum, you have to have at least 2 things to add together.

The sum of the first 20 integers is 190.

29,25 and20

It is: 80