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Chapter 12 Summary
Test Description: Developing Decimal Concepts and Computation
Instructions: Answer all questions to get your test result.
1) The place-value approach can result in fairly low-level performance and a lack of understanding.
A
True
B
False
2) To understand decimals quantitatively, one must develop ___________ concepts.
A
cardinal number
B
fractional number
C
whole number
3) It is important to devote time to developing the meaning of decimal numbers through concrete and semi-concrete models.
A
True
B
False
4) A number line is a good model to demonstrate the ___________ property of decimals.
A
perimeter
B
volume
C
density
5) Which is an example of a model that can be used to represent decimal numbers?
A
base-ten models
B
all of the above
C
vertical abacus
D
money
6) More attention is given to equivalent decimals than to equivalent fractions in mathematics programs.
A
False
B
True
7) The multiplicative aspect of decimal numbers can be highlighted when children learn to write decimals in ___________ notation.
A
expanded
B
condensed
C
whole
8) Children may more easily visualize a fraction in concrete terms than a decimal.
A
False
B
True
9) Addition and subtraction of decimals should be introduced by posing problems based on ______ and _______ situations.
A
area, array
B
join, separate
C
join, combination
10) The interpretation of multiplication and division of decimals that is easiest to understand is ______________.
A
equal groups
B
area and array
C
measurement division
D
all of the above
*select an answer for all questions
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