Pick up your phone and dial the Verizon Wireless sales line at 800-256-4646. Listen for the option to speak to a sales associate, then press the corresponding number when prompted.

Addition & subtraction strategies to solve two-digit equations using an open number line.

Explains the concept of zero in mathematics, emphasizing its role as a number that represents the empty set. It illustrates how zero is used in addition and subtraction, showing that adding or ...