# subtracting   8 videos

##### Pre-AlgebraWhole Numbers

Using the number line to represent adding and subtracting whole numbers

• #### Addition and Subtraction with Decimals

Adding or subtracting decimals by vertically lining up the zeros

• #### Adding and Subtracting Polynomials

##### Pre-AlgebraPolynomials

Adding and subtracting polynomials with pictures or aligning vertically

• #### Addition and Subtraction with Mixed Numbers

##### Pre-AlgebraFractions and MIxed Numbers

Adding or subtracting mixed numbers by either converting them to improper fractions or working with the integer part and the fractional part separately

• #### Adding/Subtracting Fractions- Like Denominators

##### Pre-AlgebraFractions and MIxed Numbers

Adding and subtracting fractions that have the same denominator, including a visual representation

• #### Adding/Subtracting Fractions- Unlike Denominators

##### Pre-AlgebraFractions and MIxed Numbers

Drawing pictures and procedures for adding or subtracting fractions with unlike denominators