Rounding and Place Value
Estimating Sums and Differences
Estimating Products and Quotients
Replacing Variables
Vocabulary
100
The 2 in 3,467,238.097 holds this place value.
What is the hundreds?
100
Estimate the sum of 642 + 13 + 14.
What is 620?
100
Estimate the product 2,834 x 7,245
What is 21,000?
100
Evaluate 4m + 2 when m = 3
What is 14?
100
Definition of sum and difference
What is the answer to an addition and subtraction problem?
200
The 5 in 672,311.452 is in this place value.
What is hundredths?
200
Estimate the difference 758 - 741.
What is 100?
200
Estimate the quotient 7,258 / 233
What is 3,500?
200
Evaluate 72 - 16t when t = 4
What is 8?
200
Definition of evaluate
What is solve?
300
Round 567,292.12 to the nearest ten thousand.
What is 560,000.00?
300
Estimate the sum of 5,324 + 5,567 + 10
What is 11,010?
300
Estimate the product 26 x 981 x 35
What is 1,200,000?
300
Evaluate 24x - 7 when x = 3
What is 65?
300
Definition of algebraic expression
What is mathematical sentence with an operation and a variable?
400
Round 8,264,324.1241 to the nearest thousandth.
What is 8,264,324.124?
400
Estimate the difference of 5,467,238 - 5,172,987.
What is 0?
400
Estimate the quotient 5,862 / 12,378
What is 1/2 or 0.5?
400
Evaluate 1,367,428 + n when n = 4
What is 1,367,432?
400
Definition of variable
What is an unknown number represented by a letter?
500
Round 5,999,999.999 to the nearest thousands.
What is 6,000,000.000?
500
Estimate the answer 5,789.32 + 346.78 - 2,789.12
What is 3,300?
500
Estimate the following 8,499 / 15,987 x 24
What is 10?
500
Evaluate 1,689,244 / t when t = 2
What is 844,622?
500
Definition of numerical expression
What is mathematical sentence with an operation and numbers?
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