Properties of Addition and Subtraction
Use Addition Patterns
Use Subtraction Patterns
Estimate Sums
Estimate Differences
100

The property that describes this equation:

1,234,567 + 0 = 1,234,567

What is the Identity Property of Addition?

100

2,345 + 100 = _________

What is 2,445?

100

8,950 - 100 = ______

What is 8,850?
100

Round to nearest hundred and add:

582 + 321 = _____

What is 900?

100

Round to the nearest hundred and subtract:

644 - 209 = ________

What is 400?

200

The answer to these examples of a subtraction rule:

7 - __ = 7

7 - 7 = ___ 

What is zero?

200

42,655 + 10,000 = ______

What is 52,655?

200

31,944 - 1,000 = ________

What is 30,944?

200

Round to the nearest thousand and add:

4,311 + 5,299 = _________

What is 9,000?

200

Round to the nearest thousand and subtract:

9,845 - 4,792 = _______

What is 5,000?

300

The answer to these examples of a subtraction rule:

99 - ___ = 0

99 - 0 = ___

What is 99?

300

234,987 + 10,000 = _______

What is 244,987?

300

250,250 - 100,000 = ____________

What is 150,250?

300

The lower the place value you round to, the _____ accurate your estimate will be.

What is "more"?

300

The greater the place value you round to, the _______ accurate your estimate will be.

What is "less"?

400

The property that describes this equation:

24 + 32 = 32 + 24

What is the Commutative Property of Addition?

400

76,543 + 3,000 = ______

What is 79,543?

400

92,654 - 500 = __________

What is 92,154?

400

Round to the nearest ten thousand and add:

89,550 + 11,232 = _________

What is 100,000?

400

Round to the nearest thousand and subtract:

47,211 - 41,999 = ________

What is 5,000??

500

The property that describes this equation:

(17 + 84) + 56 = 17 + (84 + 56)

What is the Associative Property of Addition?

500

88,988 + 50,000 = _______

What is 138,988?

500

234,567 - 20,000 = _________

What is 214,567?

500

Round to the nearest hundred thousand and add:

1,230,150 + 2,312,412 = _________

What is 3,500,000?

500

Round to the nearest hundred thousand and subtract:

8,099,199 - 2,811,001 = __________

What is 5,000,000?