## Daboll's Schoolmaster's Assistant: Improved and Enlarged, Being a Plain Practical System of Arithmetic, Adapted to the United States |

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Page 14

... be proportional to one another , by the rule of three ; as 2 : 4 :: 8 : 16 ; that is , as

2 to 4 , so is 8 to 16 . ✓ Prefixed to any number , supposes that the square root of

that number is required . py Prefixed to any number , supposes the

... be proportional to one another , by the rule of three ; as 2 : 4 :: 8 : 16 ; that is , as

2 to 4 , so is 8 to 16 . ✓ Prefixed to any number , supposes that the square root of

that number is required . py Prefixed to any number , supposes the

**cube**root ... Page 179

What is the

? Ans . 292,41 Ans . , 007225 Ànš . 16387,064 Ans , 20756 Ans . 526

EVOLUTION , OR EXTRACTION OF ROOTS . WHEN the root of any power is

required ; the ...

What is the

**cube**of 25,4 ? What is the biquadrate of 12 ? What is the square of 71? Ans . 292,41 Ans . , 007225 Ànš . 16387,064 Ans , 20756 Ans . 526

EVOLUTION , OR EXTRACTION OF ROOTS . WHEN the root of any power is

required ; the ...

Page 183

+ and 4,5 ✓8129 din . of the EXAMPLES . 5. Seek how often the divisor may be

had in. Greatest number , 26,0 41 the ; diff . Answers . Least number , 17,0

EXTRACTION OF THE

square .

+ and 4,5 ✓8129 din . of the EXAMPLES . 5. Seek how often the divisor may be

had in. Greatest number , 26,0 41 the ; diff . Answers . Least number , 17,0

EXTRACTION OF THE

**CUBE**ROOT . A**cube**is any number multiplied by itssquare .

Page 184

... by the square of the last quotient figure , and that product by 30 , and place the

product under the last ; tnen under these two products place the

quotient figure , and add them together , calling their sum the subtrahend . 7.

... by the square of the last quotient figure , and that product by 30 , and place the

product under the last ; tnen under these two products place the

**cube**of the lastquotient figure , and add them together , calling their sum the subtrahend . 7.

Page 185

What is the

Of 146363,183 ? 6. Of 29,503629 ? 3,09 7. Of 80,763 ? 4,32+ 8. Of , 1627713562

, 546 9. Ot , 000684134 ? , 088 + 10. Of 122615327232 : 4968 RULE II . 1.

What is the

**cube**root of 205379 ? 59 3. Of 614125 ? 85 4. Of 414217367 346 3.Of 146363,183 ? 6. Of 29,503629 ? 3,09 7. Of 80,763 ? 4,32+ 8. Of , 1627713562

, 546 9. Ot , 000684134 ? , 088 + 10. Of 122615327232 : 4968 RULE II . 1.

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allowing amount annuity annum answer Bought Bring bushels called cent cloth common contain continue cost cube currency cyphers decimal demand denominator difference Divide dividend divisor dollars dols Entered equal EXAMPLES farthings Federal Money feet figure Find the value fraction gain gallon give given given number given sum gross half hhds hundred inches interest June least left hand length less loss lowest measure merchant miles mills mixed months Multiply neat weight New-York paid payment pence period piece pound principal proportion quantity question quotient ratio received Reduce remainder right hand RULE sell share shillings simple sold solid sort square root stands sterling subtract sugar Table tare term third thousand unit whole whole number wine yards