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Review Questions
Chapter 8: Computation with Whole Numbers
- List several algorithms for addition that suit a mental math approach.
- Describe several alterative strategies for multiplying numbers.
- Why is adding or subtracting 10, 100 or 1000 or multiplying or dividing
by 10, 100 or 1000 really about place value?
- Why is it better to estimate 48 x 55 as 50 x 50 rather than 50 x 60?
- Describe the appropriate language to use to explain the traditional
division algorithm.
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