a repeating or growing sequence that follows a rule
what is a PATTERN
5 X 7 += 7 X 5
COMMUTATIVE PROPERTY OF ADDITION
47
50
402
400
1525
2000
to replace a number with another number that tells about how many or about how much
what is to ROUND
9 + 0= 9
IDENTITY PROPERTY OF ADDITION
2
0
299
300
5,209
5,000
a number close to an exact amount
what is an ESTIMATE
7 + 3 + 6 = 10 + 6
ASSOCIATIVE PROPERTY OF ADDITION
395
400
549
500
12,789
13,000
the property that states that you can add two or more number in any order and get the same same sum.
what is the COMMUTATIVE PROPERTY OF ADDITION
500 + 300 =300 + 500
COMMUTATIVE PROPERTY OF ADDITION
907
910
858
900
156,439
156,000
the property that states that the sum of any number and zero is that number
What is the IDENTITY PROPERTY OF ADDITION
(10-3) + 7 = 7 + 7
ASSOCIATIVE PROPERTY OF ADDITION
1,986
1,990
2,578
2,600
490,593
491,000