The lowest whole number that goes into 35, 81, and 15 is one. There is no larger number.
the 12 tables refers to the multiplication table that goes up to the number 12
Look at the multiplication table. 5, 10, 15 ...
1, 3, 5, 15.
The number 5 is common to both 15 and 100.
The number 3
the number 15.
9, 15, 21, 25 and so on. Any number that can only be the product (an answer to a multiplication problem) of itself and 1.
-15
1, 3, 5, 15.
1, 3, 5, 15.
1, 3, 5 and 15.