Properties of Addition and Subtraction
The property that describes this equation:
1,234,567 + 0 = 1,234,567
What is the Identity Property of Addition?
2,345 + 100 = _________
What is 2,445?
8,950 - 100 = ______
Round to nearest hundred and add:
582 + 321 = _____
What is 900?
Round to the nearest hundred and subtract:
644 - 209 = ________
What is 400?
The answer to these examples of a subtraction rule:
7 - __ = 7
7 - 7 = ___
What is zero?
42,655 + 10,000 = ______
What is 52,655?
31,944 - 1,000 = ________
What is 30,944?
Round to the nearest thousand and add:
4,311 + 5,299 = _________
What is 9,000?
Round to the nearest thousand and subtract:
9,845 - 4,792 = _______
What is 5,000?
The answer to these examples of a subtraction rule:
99 - ___ = 0
99 - 0 = ___
What is 99?
234,987 + 10,000 = _______
What is 244,987?
250,250 - 100,000 = ____________
What is 150,250?
The lower the place value you round to, the _____ accurate your estimate will be.
What is "more"?
The greater the place value you round to, the _______ accurate your estimate will be.
What is "less"?
The property that describes this equation:
24 + 32 = 32 + 24
What is the Commutative Property of Addition?
76,543 + 3,000 = ______
What is 79,543?
92,654 - 500 = __________
What is 92,154?
Round to the nearest ten thousand and add:
89,550 + 11,232 = _________
What is 100,000?
Round to the nearest thousand and subtract:
47,211 - 41,999 = ________
What is 5,000??
The property that describes this equation:
(17 + 84) + 56 = 17 + (84 + 56)
What is the Associative Property of Addition?
88,988 + 50,000 = _______
What is 138,988?
234,567 - 20,000 = _________
What is 214,567?
Round to the nearest hundred thousand and add:
1,230,150 + 2,312,412 = _________
What is 3,500,000?
Round to the nearest hundred thousand and subtract:
8,099,199 - 2,811,001 = __________
What is 5,000,000?