### ‘ι κίμε οι ςώόστερ -”ΐμτανγ ξώιτιξόρ

Ρεμ εμτοπΏσαλε ξώιτιξίρ στιρ σθμόηειρ τοποηεσΏερ.

### –εώιεςϋλεμα

 Roman Notation 19 Subtraction Table 25 Proof of Multiplication 32 Cºxercises in Multiplicatio 38 N Questions exercising the Four Ground Rules 48 Tractions Defined 49 Sabtraction of Decimal Fractions 55 Numeration Table of Federal Money 62
 Denominate Fractions 120 Subtraction of Denominate Fractions 127 Reduction of Denominate Decimals 133 Rule of Three 141 Compound Proportion 151 Simple Interest 157 Discount 169 Percentage 176

 Troy Weight 68 Ale or Peer Measure 74 Reduction Ascending 80 Addition of Denominate Numbers 86 Jºxercises in Addition and Subtraction 93 Questions exercising the preceding Rules 100 Least Common Multiple 111 Addition of Fractions 114
 Fellowship 183 Equation of Payments 100 192 Extraction of the Square Root 198 Examples involving the Square Root 205 Examples involving the Cube Root 214 Geometrical Progression 225 Summation of a Descending Geometrical Progression continued 235 Duodecimals 245

### Ργλοωικό αποσπήσλατα

”εκΏδα 75 - Thirty days hath September, April, June, and November ; All the rest have thirty-one, Except the second month alone, Which has but twenty-eight, in fine, Till leap year gives it twenty-nine.
”εκΏδα 36 - The number to be divided is called the dividend. The number by which we divide is called the divisor. The number which shows how many times the divisor is contained in the dividend is called the quotient.
”εκΏδα 164 - Multiply the interest of \$1 for the given time and given rate per cent., by the number of dollars in the principal.
”εκΏδα 55 - To multiply a decimal by 10, 100, 1000, &c., remove the decimal point as many places to the right as there are ciphers in the multiplier ; and if there be not places enough in the number, annex ciphers.
”εκΏδα 106 - Then multiply all the numerators together for a new numerator, and all the denominators together for a new denominator...
”εκΏδα 159 - If the payment be less than the interest, the surplus of interest must not be taken to augment the principal ; but interest continues on the former principal until the period when the payments, taken together, exceed the interest due...
”εκΏδα 76 - TABLE. 60 seconds (") make 1 minute,...'. 60 minutes " 1 degree, . . . Α. 30 degrees " 1 sign S. 12 signs, or 360Α,
”εκΏδα 159 - The rule for casting interest, when partial payments have been made, is to apply the payment, in the first place, to the discharge of the interest then due. " If the payment exceeds the interest, the surplus goes towards discharging the principal, and the subsequent interest is to be computed on the balance of principal remaining due.
”εκΏδα 193 - To raise a number to any power, we have the following RULE. Multiply the number continually by itself, as many times less one as there are units in the exponent ; the last product will be the power sought.
”εκΏδα 92 - Multiply the number in the lowest denomination by the multiplier, and find how many units of the next higher denomination are contained in the product, setting down what remains.