# Chapter 12 Summary Question Preview (ID: 48572)

### Developing Decimal Concepts And Computation. Answers? Play games to get them!

The place-value approach can result in fairly low-level performance and a lack of understanding.
a) True
b) False
c)
d)

To understand decimals quantitatively, one must develop ___________ concepts.
a) whole number
b) fractional number
c) cardinal number
d)

It is important to devote time to developing the meaning of decimal numbers through concrete and semi-concrete models.
a) True
b) False
c)
d)

A number line is a good model to demonstrate the ___________ property of decimals.
a) volume
b) perimeter
c) density
d)

Which is an example of a model that can be used to represent decimal numbers?
a) money
b) base-ten models
c) vertical abacus
d) all of the above

More attention is given to equivalent decimals than to equivalent fractions in mathematics programs.
a) True
b) False
c)
d)

The multiplicative aspect of decimal numbers can be highlighted when children learn to write decimals in ___________ notation.
a) condensed
b) expanded
c) whole
d)

Children may more easily visualize a fraction in concrete terms than a decimal.
a) True
b) False
c)
d)

Addition and subtraction of decimals should be introduced by posing problems based on ______ and _______ situations.
a) join, combination
b) area, array
c) join, separate
d)

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

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