## The Psychology of Number and Its Applications to Methods of Teaching Arithmetic |

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Halaman viii

becomes the including

made the

**Measurement**is a process that makes these elements clear . The constituent**unit**becomes the including

**unit**, and vice versa , through being**measured**and beingmade the

**measure**of others . This , too , is involved in using the decimal system ... Halaman 45

Stages of

sunrise and sunset . He

unmeasured — just how much it is he can not say — or he

off so ...

Stages of

**Measurement**. ... Here his**unit**is the distance he can travel betweensunrise and sunset . He

**measures**by a**unit**of action , but that**unit**is itselfunmeasured — just how much it is he can not say — or he

**measures**by markingoff so ...

Halaman 46

But if we know that one yard of calico is worth ( is

one yard of silk worth one dollar and ... Moreover , the

given scale is imperfect if we have no means of defining some

...

But if we know that one yard of calico is worth ( is

**measured**by ) eight cents , andone yard of silk worth one dollar and ... Moreover , the

**measurement**within agiven scale is imperfect if we have no means of defining some

**unit**of the scale in...

Halaman 47

Only in some such way as this is our

scientific

unlike in ...

Only in some such way as this is our

**unit**ultimately defined , and only when the**unit**of**measure**is itself perfectly**measured**can there be perfectly exact orscientific

**measurement**. This**measurement**of a quantity in terms of quantityunlike in ...

Halaman 48

numbering ) from

mark off the parts with perfect accuracy , but there is no

numbering ) from

**measuring**. ... Nevertheless , all counting is**measuring**, and all**measuring**is counting . ... We may apply a**unit**of**measure**to such a quantity andmark off the parts with perfect accuracy , but there is no

**measurement**till we ...### Apa yang dikatakan orang - Tulis resensi

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abstract activity actual addition already amount applied arithmetic attention become begin carry cent child clear common complete conception conscious constructive cost counting decimal defined definite denotes digits direct divided division divisor dollar educational equal exact example exercises expressed factor facts feet figures five foot four fractions fundamental given gives groups hundred idea inches interest involved kind learned least less magnitude means meas measured quantity measuring unit mental method mind minor multiplicand multiplication nature necessary objects once operations original practice present primary principle problem psychological pupil rational reason recognition reference relation remainder repeated represents result root seen sense separate simply square stage subtraction taken teacher teaching tens things third tion true unit of measure unity ured vague whole yard