A STATEMENT THAT TWO EXPRESSIONS ARE EQUAL. IT HAS AN EQUALS SIGN.

THE ANSWER WHEN ADDING TWO OR MORE ADDENDS.

CHANGING THE ORDER OF ADDENDS DOES NOT CHANGE THE SUM

AN EQUATION THAT SHOWS THE ACTION OR THE RELATIONSHIP IN A PROBLEM

AN EQUATION THAT SHOWS THE OPERATION TO PERFORM IN ORDER TO SOLVE THE PROBLEM

THE ANSWER TO A MULTIPLICATION

THE FORM OF A NUMBER WRITTEN USING DIGITS

THE VALUE ASSIGNED TO THE PLACE THAT A DIGIT OCCUPIES IN A NUMBER

ADDITION AND SUBTRACTION MULTIPLICATION AND DIVISION ARE INVERSE

CHANGING THE ORDER OF FACTORS DOES NOT CHANGE THE PRODUCT

ONE OF TWO OR MORE NUMBERS ADDED TOGETHER TO FIND A SUM

BARS THAT REPRESENT THE LARGER AMOUNT AND SMALLER AMOUNT IN A COMPARISON SITUATION