7
It is: 7 because 28 is a multiple of 4 and 28/4 = 7
28/7=4
1
0
9
A number multiplied by one is itself. This is the Identitiy Property of Multiplication.
The fact that 3 x 9 = 27
help
yes multiplication can help with division because if you find the answer to a multiplication problem use the answer to get the divison.Exanple:32divided by4=8=8x4=32
8
1x3=3x3=9
reverse division
"Another" implies that you have at least one. It would help to know what that is (or they are).
The multiplicative property, probably.