Addition Property
Which Addition Property does this equation represent?
56+75 = 75+56
Commutative Property
What is the missing number?
97+___=97
0
Will the answer be answer be Even or Odd?
8+Even
Even
Estimate by using Front-end estimation.
581+109=
600
Estimate by rounding to the nearest ten.
145+402=
550
Which Addition Property does this equation represent?
(40+52)+31 = 40+(25+31)
Associative Property
What is the missing number?
83+___= 71+83
71
Will the answer be answer be Even or Odd?
9+Even
Odd
Estimate by using Front-end estimation
426+343=
700
Estimate by rounding to the nearest ten.
528+346=
880
Which Addition Property does this equation represent?
46+32+0 = 46+32
Identity Property
What is the missing number?
55+99 = ___+55
99
Will the answer be answer be Even or Odd?
7+Odd
Even
Estimate by using Front-end estimation.
605+194=
700
Estimate by rounding to the nearest hundred.
278+119
400
Which Addition Property does this equation represent?
(38+50)+79 = 38+(50+79)
Associative Property
What is the missing number?
(18+34)+___= 18+(34+6)
6
Will the answer be answer be Even or Odd?
6+Odd
Odd
Estimate by using Front-end estimation.
382+537=
800
Estimate by rounding to the nearest hundred.
154+721
900
Which Addition Property does this equation represent?
(48+21)+48 = (21+48)+48
Commutative Propety
What is the missing number?
64+(52+48) = 64+(__+52)
48
Will the answer be answer be Even or Odd?
Even+Even+1
Odd
Estimate by using Front-end estimation.
487+568=
900
Estimate by rounding to the nearest thousand.
817+178
1000