A Complete Arithmetic: Uniting Mental and Written Exercises in a Natural System of InstructionVan Antwerp, Bragg & Company, 1870 - 340 σελίδες |
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Σελίδα 21
... feet in a mile : how many feet in 608 miles ? In 3300 miles ? 16. The earth moves 1092 miles in a minute : how far does it move in 1440 minutes , or one day ? 17. A square mile contains 640 acres , and the state of Ohio contains , in ...
... feet in a mile : how many feet in 608 miles ? In 3300 miles ? 16. The earth moves 1092 miles in a minute : how far does it move in 1440 minutes , or one day ? 17. A square mile contains 640 acres , and the state of Ohio contains , in ...
Σελίδα 26
... feet in cir- cumference , and the hind wheels are each 12 feet : if the fore wheels each rotate 400 times in going a certain distance , how many rotations will each hind wheel make ? 13. Five times Harry's age plus 4 times his age ...
... feet in cir- cumference , and the hind wheels are each 12 feet : if the fore wheels each rotate 400 times in going a certain distance , how many rotations will each hind wheel make ? 13. Five times Harry's age plus 4 times his age ...
Σελίδα 70
... feet long casts a shadow 8 feet long , what is the length of a pole whose shadow , at the same time of day , is 17 feet ? 44. If 3 men can do a piece of work in 10 days , how long will it take 8 men to do it ? 45. If a barrel of flour ...
... feet long casts a shadow 8 feet long , what is the length of a pole whose shadow , at the same time of day , is 17 feet ? 44. If 3 men can do a piece of work in 10 days , how long will it take 8 men to do it ? 45. If a barrel of flour ...
Σελίδα 103
... feet long and 3 feet wide ? 4 feet long and 4 feet wide ? 3. How many square inches in a pane of glass 12 inches square ? Then how many square inches in a square foot ? 4. How many square feet in a piece of oil - cloth 7 feet long and 3 ...
... feet long and 3 feet wide ? 4 feet long and 4 feet wide ? 3. How many square inches in a pane of glass 12 inches square ? Then how many square inches in a square foot ? 4. How many square feet in a piece of oil - cloth 7 feet long and 3 ...
Σελίδα 104
... feet in a circle whose diameter is 20 feet ? 161. RULES . - 1 . To find the area of a rectangle , Multiply the length by the width . 2. To find either side of a rectangle , Divide the area by the other side . 3. To find the area of a ...
... feet in a circle whose diameter is 20 feet ? 161. RULES . - 1 . To find the area of a rectangle , Multiply the length by the width . 2. To find either side of a rectangle , Divide the area by the other side . 3. To find the area of a ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
acres amount annual interest barrel bill bought bushels called capital ciphers commission common fraction compound number contains cost cube root cubic decimal places denominate number denoting diameter difference dividend dollar draft equal equated excess of 9's exchange is quoted expressed decimally feet long figures gain gallons given gold grams greatest common divisor Hence hundredths hypotenuse improper fraction inches insured integer interest of $1 last term least common multiple less longitude MENTAL PROBLEMS meters miles mills minuend mixed number months Multiply number of terms paid par value payable payment pound premium present worth prime factors principal PRINCIPLES.-1 PROCESS proportion quotient rate per cent ratio rectangular solid Reduce reichsmarks remainder rods share simple sold solid contents square root subtract subtrahend thousandths units WRITTEN PROBLEMS yards
Δημοφιλή αποσπάσματα
Σελίδα 21 - Multiplication is the process of taking one number as many times as there are units in another.
Σελίδα 27 - The dividend is the number to be divided. The divisor is the number by which we divide.
Σελίδα 188 - Or, make the given interest the numerator, and the interest of the principal for 1 year at the given rate the...
Σελίδα 65 - Multiplying or dividing both Dividend and Divisor by the same number, does not change the Quotient.
Σελίδα 253 - The square of a number composed of tens and units is equal to the square of the tens, plus twice the product of the tens by the units, plus the square of the units. tens?
Σελίδα 102 - PERIPHERY of a circle is its entire bounding line ; or it is a curved line, all points of which are equally distant from a point within called the center.
Σελίδα 39 - The Greatest Common Divisor of two or more numbers is the greatest number that will exactly divide each of them. Thu4, 18 is the greatest, common divisor...
Σελίδα 77 - The denominator of a decimal fraction is 1 with as many ciphers annexed as the numerator has places.
Σελίδα 85 - Multiply as in whole numbers, and point off as many decimal places in the product as there are decimal places in the multiplicand and multiplier, supplying the deficiency, if any, by prefixing ciphers.
Σελίδα 16 - Addition is the process of finding the sum of two or more numbers.