Algebra basics Naming the parts

These slides deal with Terms and expressions Collecting like terms

Terms and expressions

Collecting like terms

Terms

Terms Sign (if no sign then +)

Terms Sign (if no sign then +) Number (if 1 not written)

Terms Sign (if no sign then +) Number (if 1 not written) Letter

Special cases is really

Expressions Above is an 'expression', a collection of terms

Expressions Above is an 'expression', a collection of terms Write the + in, then....

Expressions Each term is self contained

Expressions Each term is self contained The – signs are 'glued on' to the term

Collecting like terms You can re-arrange the terms - a bit like fridge magnets...

Collecting like terms Once the letters are together, you can add them...

Different symbols These are all different symbols you must total them separately