How do you make a fraction into a decimal?

divide the numerator of the fraction by denominator

how to add/subtract decimals,what's the steps?

.line up the decimal points

how to do scientific Notation

move the decimal point the number of places the exponent tells you(ice cream scoops)

what do you do to get the perimeter?

add up all of the lengths then label your answers

how do you get the area

length times weight

what is the circumference?how do you get the circumference?

its the distance around the edge of a circle (remember 3 times the length of the diameter)3.14 times diameter equals circomference