scientific notation
what does scientific notation express
large and small numbers so problem solving is easier
what is the format
M *10N
when is the exponent positive
when the number is larger that 10
when is the exponent negative
when the number is less than one
what is the exponent if the number is between or 1-10
0
what rule applies for adding and subtracting
the exponent must be the same
what if the exponents arent the same for adding ir subtracting
you must express them with the same exponent. move the decimal on the smaller number
what is the rule for multiplication
multiply the coefficients, add the exponents
rule for division
divide coefficients, subtract the exponents