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factors of 10

1,2,5,10

multiples of 10

10, 20, 30

commutative property

3 + (5 +6) = 3 + (6 +5)

associative property

3 + (5 + 6) = (3 + 5) + 6

circle graph

compares parts of a whole

line graph

shows change over time

perimeter

add numbers around outside of shape

mean

add all numbers and divide by how many numbers there are

median

middle number AFTER putting numbers in order

mode

number that occurs the most

range

highest number minus lowest number

circumference

distance around a circle

GCF

Greatest Common Factor

LCM

Least Common Multiple

area of a rectangle

L x W