To find the value of any number of Articles, at from 1d. to 11 d., &c.,

22

1st, When neither quantity nor price consists of a
fraction,........

2d, When the price consists of pence and farthings
or any fraction of a penny,.......

3d, When a fraction occurs in the quantity,......

4th, When fractions occur both in the quantity and
price,..........

When the price is shillings,........................

When the price is shillings and divisible by 2,......... 36
When the price consists of pence and farthings and
the quantity large,.........................

To find the value of 1 Cwt. when the price of 1 lb. is given, 39

1 oz. is given, 40

To find the value of 1 lb., or of 1 oz., when the price of 1 Cwt. is given,

41

29

To find the value of Cwts., qrs., and lbs., when the price of one pound is given, .

To find the value of 1 lb. troy, when the price of 1 penny

weight is given,.................

43

44

when the price of 1 grain is given, 45 To find the value of 1 lb., Apothecaries' Weight,

when the price of 1 grain is given, 46 when the price of 1 scruple is given, 46 when the price of 1 dram is given,... 47

PAGE.

To find the value of 1 acre, when that of 1 pole is given, 48

of 1 pole, when that of 1 acre is given, 49
of 1 rood, when that of 1 pole is given, 50
of 1 pole, when that of 1 rood is given, ib.

To find the interest of any sum of money for months,
&c., at any rate, from £1 per cent., upwards,... 71
To find the interest for days,........

Profit and Loss,..........................

Discount,..

Promiscuous Exercises,..........

84

Comparing the method employed in this Work for
Calculating with that of the common methods,...... 88
Answers to questions not having the answers given in
the Work,........

91

75

78

82

66

68

69

70

From the sum of 4, 5, and 9, take the sum of 2 and 3,

3 and 4, 5 and 4,

5 and 3,

4 and 7,

5 and 6,

8, 7, and 9,

13

= 15

Another method of exercising a Junior Class on Addition and Subtraction :-Let the one either at the foot or top of the class be desired to add 2, or any other number to 2, or to any other number, and when answered by the one at the foot or top, make the next one repeat the sum ; thus suppose the answer to be 4, then the next one says 4 and 2 (supposing 2 the number to be added) are 6; the