Add/Subtract Vocab

Front

Addend

Back

A number being added

Front

Algorithm

Back

A step by step method for calculating an answer

Front

Approximate/About

Back

These words mean that you are finding an estimate and not an exact answer

Front

Difference

Back

The answer to a subtraction problem

Front

Equation

Back

A number sentence that contains an equal sign (=), showing that two expressions are equal

Front

Estimate

Back

An answer that is not exact but is close to the exact answer

Front

Minuend

Back

The number from which another number is subtracted (the top or the first number)

Front

Subtrahend

Back

A number that is subtracted from another number (the bottom or 2nd number)

Front

Sum

Back

The answer to an addition problem

Front

Variable

Back

A letter or symbol used to represent an unknown quantity