Review 1
any number
digit
tells how 2 or more thikngs are alike
compare
the value given to a number
place value
to find the approximate value, not exact
estimate
adding zero will not change a number
8+0=8
identity property of addition
a number seperated out by place value
expanded form
two things that are the same
equal
finding the DIFFERENCE between two numbers
subtraction
answer to an addition problem
sum
multiplying by one will not change the number
identity property of multiplication
add, subtract, multiply, or divide
opereations
when comparing numbers, the alligator eats
the bigger number
the answer to a subtraction problem
difference
counting forward or backward by a number
skip counting
the product remains the same regardless of how the numbers are grouped
a x (b x c) = (a x b) x c
The associative property of multiplication
a number written with digits
standard form
what saying do you use to round numbers
4 or less let it rest, 5 or more up the score.
or the Balloon will either go up or stay the same
numbers that are close to each other in value
for example: n 499 and 500
compatible numbers
the answer to a multiplication problem
product
numbers may be multiplied in any order
a x b = b x a
the communitative property of mulitplication
a number written in words
written or word form
the numbers being added together
addend
the number that is being subtracted from
minuend
using 5 or more or ballon method
rounding
(b x c ) + a = (ax b) + c
distributive property