| Estimation | Basic Multiplying Facts | Two Digit Multiplication | Three Digit Multiplication | Random Problems |
|---|---|---|---|---|
|
What is 40?
What number would you use to estimate 42?
623 x 42= |
What is 0?
Answer.
22 x 0= |
What is 20 x 60= 1,200
Estimate.
24 x 62= |
What is 60,000?
Estimate.
200 x 300= |
What is 1,000 x 10= 10,000
Estimate.
1,046 x 12= |
|
What is 600?
What number you you use to estimate 623?
623 x 42= |
What is 72?
Answer.
9 x 8= |
What is 1,488?
Answer.
24 x 62= |
What is 1,386?
Answer.
231 x 6= |
What is 2,064?
Answer.
24 x 86= |
|
What is is allows us to see around what value our answer should be at? It also tells us if our multiplying is incorrect if it is not even close to the estimate.
Why do we estimate before we solve? What does estimation tell us about our answer and multiplying?
|
What is 32?
Answer.
8 x 4= |
What is 5,037?
Answer.
73 x 69= |
What is 48,370?
Answer.
691 x 70= |
What is 8,432?
Answer.
124 x 68= |
|
What is 2,400?
Estimate this value:
623 x 42= |
What is 54?
Answer.
9 x 6= |
What is 88 x 99= 8,712?
Answer.
88 x 99= |
What is 61,072?
Answer.
694 x 88= |
What is 166,896?
Answer.
684 x 244= |
|
What is 40,000?
Estimate this Value:
975 x 38= |
What is the Zero Property of Multiplication?
What property states that any number multiplied by zero will always be zero?
|
What is 4,680?
Answer.
52 x 90= |
What is 101,304?
Answer.
504 x 201= |
What is 537,810?
Answer.
985 x 546= |
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