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Operations


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greater than
>; the number to the left of the sign is MORE than the number to the right
less than
<; the number to the left is FEWER than the number to the right
minus
subtract
total
the sum of all the numbers
multiply
repeat adding
factors
the numbers being multiplied
product
the answer to a multiplication problem
Estimate
round
operation
add, subtract, multiply, divide
array
a picture that uses rows (---) and columns (I) to show a multiplication problem
area
the surface; Length x Width
sequencing
put the numbers in order
altogether
how many in all; add
nearest/closest
estimate
round
go the the nearest given place value; underline, look behind, the circled number tells you where to go.
sum
the answer to an addition problem
difference
the answer to a subtraction problem
quotient
the answer to a division problem
inverse operations
operations that undo each other
overestimate
an estimate that is greater than the exact answer
underestimate
an estimation that is too low