The Psychology of Number and Its Applications to Methods of Teaching ArithmeticD. Appleton, 1895 - 309 halaman |
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Halaman 46
... dollar and sixty cents , we can accurately measure the worth of any quantity of calico in terms of any quantity of silk . If it were not for this discovery of a unit differing in kind from the quantity to be measured , and yet capa- ble ...
... dollar and sixty cents , we can accurately measure the worth of any quantity of calico in terms of any quantity of silk . If it were not for this discovery of a unit differing in kind from the quantity to be measured , and yet capa- ble ...
Halaman 47
... dollar , etc. 3. Measuring with a unit having a definite relation to a quantity of a different kind . Counting and Measuring . - It has been said that number originates from measurement ; that it is a state- ment of the numerical value ...
... dollar , etc. 3. Measuring with a unit having a definite relation to a quantity of a different kind . Counting and Measuring . - It has been said that number originates from measurement ; that it is a state- ment of the numerical value ...
Halaman 48
... dollars or what not . In other words , when we MEASURE we count . The dif- ference is that in what is ordinarily termed counting , as distinct from measuring , we work with an undefined unit ; it is vague measurement , because our unit ...
... dollars or what not . In other words , when we MEASURE we count . The dif- ference is that in what is ordinarily termed counting , as distinct from measuring , we work with an undefined unit ; it is vague measurement , because our unit ...
Halaman 50
... dollars ) per thousand , and the resulting so many dollars represents the worth of the lumber . The many , the counting up of the particular units , measures the worth of the whole . The counting has no other meaning , and the ...
... dollars ) per thousand , and the resulting so many dollars represents the worth of the lumber . The many , the counting up of the particular units , measures the worth of the whole . The counting has no other meaning , and the ...
Halaman 53
... dollar stand for ? If the dollar did not represent certain pos- sible activities which it places at our control , would it be a measure of value ? Why may a child value a bright penny higher than a dull dollar ? And so on ...
... dollar stand for ? If the dollar did not represent certain pos- sible activities which it places at our control , would it be a measure of value ? Why may a child value a bright penny higher than a dull dollar ? And so on ...
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Istilah dan frasa umum
abstrac abstract activity addition and subtraction apples applied arithmetic cent centimetre child complete conception conscious constructive counting decimal decimetre defined denominator denotes derived unit digits divided divisor dollar educational equal exact example exercises factor facts feet figures five foot four frac fractions FRANK VINCENT fundamental given quantity gives greatest common measure groups hundred hundredths ical idea of number inches interest least common multiple magnitude means measured quantity measuring unit ment mental method metic metre mind minor units minuend multi multiplicand multiplication and division nature numbers expressed numerical ideas numerical operations numerical value objects perfect conception primary unit principle psychical psychological pupil pure number quan quotient rational recognition recurring decimal relation remainder result simply square root subtrahend symbols taken teacher teaching tens things tion tiple tity unit of measure unit of reference unity ured vague whole numbers yard
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