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Basic Formulae for Primary - Grade 5
IMPORTANT FORMULAES:
UNITS OF MEASUREMENT:

i)

Mile, Km, m, cm, mm
1 Mile = 1
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67 Pounds

v)

1 feet = 12 inches

Note: When we convert from Bigger unit to smaller unit, you to have
to multiply, whereas, to convert from smaller unit to bigger, you to divide
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Eg: 1
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Eg: 12
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234

FRACTIONS:

i)

A unit fraction is a rational number written as a fraction where the
numerator is one and the denominator is a positive integer
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STATISTICS:

i)

Median = The middle value in the set
Eg: 2,4,5,6,7
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ii) Mean = Sum of Quantities / Number of Quantities
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iv) Mode = It is the value that appears most often in a set of data
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ii)

Exterior angle = sum of Interior angle

iii) The angle of a straight line is 180 degree

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