Rounding
Round to the nearest hundred, 239.
200
Mention a number, when rounded to the nearest hundred, would round to 900?
890
Estimate the sum of the following equation: 324 + 420?
700
Estimate the difference of the following equation: 420 - 199?
200
What is the following property?
7 + 9 = 9 + 7
Commutative Property of Addition
Round to the nearest ten, 652
650
Mention a number, when rounded to the nearest ten, would round to 260?
259, 262
Estimate the sum of the following equation: 299 + 309?
600
Estimate the difference of the following equation: 529 - 108?
400
What is the following property?
0 + 90 + 2 = 2 + 90 + 0
Identity Property of Addition
Round to the nearest hundred, 82.
100
Mention 3 numbers, when rounded to the nearest hundred, would round to 300?
299, 310, 302
Estimate the sum of the following equation: 199 + 395?
600
Estimate the difference of the following equation: 924 - 398?
500
What is the following property?
(9 + 13) + 7 = 13 + (7 + 9)
Associative Property of Addition
Round to the nearest hundred, 4,678.
4,700
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Estimate the sum of the following equation: 234 + 89?
300
Estimate the difference of the following equation: 899 - 199?
700
What is the following property?
7 + 20 + 30 = 30 + 7 + 20
Associative Property of Addition
Round to the nearest hundred, 11,356.
11, 400
Mention a 4-digit number, when rounded to the nearest hundred, would round to 2,300?
2,298
Estimate the sum of the following equation: 1,255 + 399?
1,700
Estimate the difference of the following equation: 1679 - 1199?
1000
Does this equation show the Associative property of Addition?
(30 + 15) + 2 = (15+30) + 2
No, its shows the Commutative Property of Addition