Daboll's Schoolmaster's Assistant: Improved and Enlarged, Being a Plain Practical System of Arithmetick, Adapted to the United States |
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Page 14
Minus , or less , the sign of Subtraction , as 0-2 = 4 , signifies that 2 subtracted from 6 , leaves 4 . x Multiply , or with , the sign of Multiplication ; as 4x3 = 12 , signifies that 4 multiplied by 3 , is equal to 12 .
Minus , or less , the sign of Subtraction , as 0-2 = 4 , signifies that 2 subtracted from 6 , leaves 4 . x Multiply , or with , the sign of Multiplication ; as 4x3 = 12 , signifies that 4 multiplied by 3 , is equal to 12 .
Page 28
SIMPLE MULTIPLICATION TEACHETH to increase or repeat the greater of two numbers given , as often as there are units in the less , or multiplying number ; hence it performs the work of many Additions in the most compendious manner .
SIMPLE MULTIPLICATION TEACHETH to increase or repeat the greater of two numbers given , as often as there are units in the less , or multiplying number ; hence it performs the work of many Additions in the most compendious manner .
Page 29
Multiply each figure in the multiplicand by the multiplier ; carry one for every ten , ( as in addition of whole numbers ) and you will have the product or answer , PROOF . * Multiply the multiplier by the multiplicand . / EXAMPLES .
Multiply each figure in the multiplicand by the multiplier ; carry one for every ten , ( as in addition of whole numbers ) and you will have the product or answer , PROOF . * Multiply the multiplier by the multiplicand . / EXAMPLES .
Page 30
Multiply 760483 by 9152 . Ans . 6959940416 . 15. What is the total product of 7608 times 365432 . ... What number is equal to 40003 times 4897685 Ans . 195922093055 1 CASE III . When there are ciphers on the right 30 SIMILL MULTIPLICATION .
Multiply 760483 by 9152 . Ans . 6959940416 . 15. What is the total product of 7608 times 365432 . ... What number is equal to 40003 times 4897685 Ans . 195922093055 1 CASE III . When there are ciphers on the right 30 SIMILL MULTIPLICATION .
Page 31
When the multiplier is a composite number , that is , when it is produced by multiplying any two numbers in the table together ; multiply first by one of those figures and that product by the other ; and the last product will be the ...
When the multiplier is a composite number , that is , when it is produced by multiplying any two numbers in the table together ; multiply first by one of those figures and that product by the other ; and the last product will be the ...
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