Complete each phrase to state the meaning of the expression m−3.
3 _____ a number
A number _____ by 3
3 _____ a number
3 subtracted from a number
A number decreased by 3
3 less than a number
3 _____ a number
A number _____ by 3
3 _____ a number
A number decreased by 3
3 less than a number