What multiplication fact can be found by using the arrays for 2 x 9 and 5 x 9?
My answer is 7 x 9
2 x 9 = 18; 5 x 9 = 45;
18 + 45 = 63.. is this correct
63
To find the multiplication fact, we need to determine the product of the given arrays.
Let's start by calculating the product of the array for 2 x 9:
2 x 9 = 18
Now let's calculate the product of the array for 5 x 9:
5 x 9 = 45
So, the multiplication facts that can be found by using the arrays for 2 x 9 and 5 x 9 are 18 and 45.