The principles of arithmetic |
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Página 18
... convert 456-789 ( the original combination ) into the combination marked ( a ) , 10 times greater in value , by removing the point one place to the right ; into the combination marked ( b ) , 100 times greater , by removing the point ...
... convert 456-789 ( the original combination ) into the combination marked ( a ) , 10 times greater in value , by removing the point one place to the right ; into the combination marked ( b ) , 100 times greater , by removing the point ...
Página 19
... Convert 7 into a number 100 times smaller . We effect this change by removing the decimal point two places to the left - two ciphers being employed in the writing of 100 ; and as there is no figure to the left of the point , we prefix ...
... Convert 7 into a number 100 times smaller . We effect this change by removing the decimal point two places to the left - two ciphers being employed in the writing of 100 ; and as there is no figure to the left of the point , we prefix ...
Página 38
... converted into units , of which there will then be ( 10 + 3 = ) 13 ; that one of the 7 tenths must be converted into hundredths , of which there will then be ( 10 + 0 = ) 10 ; and that one of the 10 hundredths must be converted into ...
... converted into units , of which there will then be ( 10 + 3 = ) 13 ; that one of the 7 tenths must be converted into hundredths , of which there will then be ( 10 + 0 = ) 10 ; and that one of the 10 hundredths must be converted into ...
Página 39
... converted into tens , of which there will then 245.68 be ( 103 ) 13 ; that one of the 7 units must be converted into tenths , of which there will then be 591 37 ( 10 + 0 = ) 10 ; and that one of the 10 tenths must be converted into ...
... converted into tens , of which there will then 245.68 be ( 103 ) 13 ; that one of the 7 units must be converted into tenths , of which there will then be 591 37 ( 10 + 0 = ) 10 ; and that one of the 10 tenths must be converted into ...
Página 55
... convert into ( 2X10 = 20 ) one - pound notes , of which we then have , altogether , ( 20 + 9 = ) 29. Giving each person 7 of the 29 one - pound notes , we diminish the number of such notes by ( 7X4 ) 23 , and have ( 29-28 = ) 1 ...
... convert into ( 2X10 = 20 ) one - pound notes , of which we then have , altogether , ( 20 + 9 = ) 29. Giving each person 7 of the 29 one - pound notes , we diminish the number of such notes by ( 7X4 ) 23 , and have ( 29-28 = ) 1 ...
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Términos y frases comunes
acres addends amount annex annuity arithmetical mean arithmetical progression Avoirdupois bill called cent centimes ciphers circulating decimal column common difference common ratio convert cost-price cube root decimal fraction decimal point denominator digit divide division divisor dwts employed equal exact number EXAMPLE exceeds expressed falling due farthings fourth term fractional unit gallon geometrical mean geometrical progression given number greatest common measure hundred hundredths inches instalments Irish larger number least common multiple left-hand length less logarithm mantissa MILLIONTHS minuend multiplicand multiply notes number of terms obtain occupies partial dividend pence perches period pounds present value prime factors principal Proportion remainder remove the decimal represent respectively resulting quotient right-hand root-figure senary shillings simple numbers smaller square root subtracting subtrahend tens tenths third term thousandths trial-dividend trial-divisor vulgar fraction whilst whole number write yards ΙΟ
Pasajes populares
Página 56 - To divide by 10, 100, 1000, etc., it is necessary only to move the decimal point in the dividend as many places to the left as there are ciphers in the divisor.
Página 45 - 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.
Página 140 - When a decimal number is to be divided by 10, 100, 1000, &c., remove the decimal point as many places to the left as there are ciphers in the divisor, and if there be not figures enough in the number, prefix ciphers.
Página 70 - MEASURE. 144 Square inches (sq. in.) make 1 Square foot, sq. ft. 9 Square feet " 1 Square yard, sq. yd. 30¿ Square yards " 1 Square rod or pole, p. 40 Square rods
Página 70 - Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq.
Página 64 - If the divisor contains decimal places, we may remove the decimal point from the divisor, provided we carry the decimal point in the dividend as many places to the right as there are decimal places in the divisor.
Página 332 - The book should be in the hands of every student of the history of Ireland.
Página 268 - Multiply the sum of the extremes by half the number of terms, and the product is the sum required.
Página 255 - Seek the greatest cube in the first period, and set its root on the right after the manner of a quotient in division. Subtract the cube of this figure from the first period, and to the remainder bring down the first figure of the next period, and call the number the dividend.
Página 69 - Span: 9 inches or 22.86 cm. Derived from the distance between the end of the thumb and the end of the little finger when both are outstretched.