click below
click below
Normal Size Small Size show me how
Math vocab ch.1
6 gr. math
Term | Definition | Definition |
---|---|---|
compatible numbers | ex. 70 x 80 | numbers that are easy to compute |
order of operation | P.E.M.D.A.S | P.E.M.D.A.S |
expression | ex. 18+2 x 11 | a mathematical phrase that contains numbers and orperation symbles ex. + - |
commutative property-addition | ex. 7+4=4+7 | switching the order of addens does not change sum |
associative property-addition | ex.(9+4)+7=9+(4+7) | changing grouping of addends does not change sum |
identity property-addition | ex. 1+7+0=1+7 | anything plus zero equals itself |
commutative property-multiplacation | ex. 9x7=7x9 | changing order of factors does not change the product |
associative property-multiplacation | ex. (7x4)x3=7x(4x3) | changing grouping of factors does not change sum |
identity property-multiplacation | ex. 7x1=7 | anything times one equals itself |
standard form | ex. 1,749,123,001 | the form that uses digits |