It is important
Sum
the answer to an
addition problem
(Ex: 3 + 2 = 5)
difference
the answer to a
subtraction
problem
(Ex: 5 - 2 = 3)
equation
a number
sentence that
shows two things
are equal
(Ex: 4 + 3 = 7)
numerator
the part of a fraction that is written above (or to the left) of the line and stands for a part of the whole
1/2
The 1!
whole number
a number with no
fractional part
quotient
the answer to a
division problem
(18 ÷ 9 = 2)
The 2!!
denominator
the part a fraction that is written below (or to the right) of the line and stands for the total number of parts in the whole
1/2
The 2!
factor
one of the numbers
that you are
multiplying in a
multiplication problem
(3 x 4 = 12)
The 3 & 4!!
dividend
the number in a
division problem
that you want to
divide into groups
(18 ÷ 9 = 2)
The 18!!
area
a measurement of the number of square units it takes to cover a 2-dimensional shape
Example: The carpet squares in the classroom.
perimeter
the distance around the outside of a 2-dimensional shape
Example: a fence around a yard.
divisor
the number in a
division problem
that you are
dividing by
(18 ÷ 9 = 2)
The 9!!
addend
a number that is
added in an addition
problem
(Ex: 6 + 2 = 9)
array
objects that are
arranged in rows and
columns; helps with
solving multiplication
problems
Daily Double: Product
the answer to a
multiplication
problem
(3 x 4 = 12)
The 12!