Their GCF will be 2. Their LCM will be half their product.
16.6666663 or 16 and 2 thrids
6/9 or 2/3
2/3
2/3 = 0.6666 repeating
2/3 is the simplest form.
2/3 * 2 = 4/3 or 1.33333
2/3 squared is 4/9
24 inches or 2 feet
If the missing number is even, it's the LCM. If it's odd, it's half of the LCM.
2/3 as a decimal is 0.'6' recurring '6'
The LCM of 2 numbers can be one of those numbers when the large of the 2 numbers is 2 times the smaller one of those numbers. For example the LCM of 2 and 4 is 4. For example the LCM of 5 and 10 is 10.