03:29duration 3 minutes 29 seconds
Solving a word problem involving consecutive…
Solving a word problem involving consecutive integers
This describes the way to represent a series of consecutuve integers, then consecutive odd or even integers so that you can w rite an expression that combines them.
02:04duration 2 minutes 4 seconds
Average of two numbers
Just add the two together and dvide by two, but this is also handy to find the halfway point between two numbers on a number line.