The Elements of Arithmetic, Oral and Written: Designed for Pupils in the Third and Fourth Grades of City SchoolsAmerican Book Company, 1877 - 208 σελίδες |
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Σελίδα 34
... by 64 ; by 70 . The teacher should increase these examples according to the wants and capacity of the class ; also instruct them how to multiply by 10 , or 100 . 32. 1. There are 12 inches in a foot . 34 ELEMENTS OF ARITHMETIC .
... by 64 ; by 70 . The teacher should increase these examples according to the wants and capacity of the class ; also instruct them how to multiply by 10 , or 100 . 32. 1. There are 12 inches in a foot . 34 ELEMENTS OF ARITHMETIC .
Σελίδα 35
... foot . How many inches in 3 feet ? In 9 feet ? In 12 feet ? 2. In 1 square foot there are 144 square inches . How many square inches are there in 14 square feet ? In 20 square feet ? 3. In 1 cubic foot there are 1728 cubic inches . How ...
... foot . How many inches in 3 feet ? In 9 feet ? In 12 feet ? 2. In 1 square foot there are 144 square inches . How many square inches are there in 14 square feet ? In 20 square feet ? 3. In 1 cubic foot there are 1728 cubic inches . How ...
Σελίδα 71
... Foot • = 1 Yard 5 Yards , or 161⁄2 Ft . 1 Rod 320 Rods • • • ft . yd . rd . 1 Mi. • • · = 1 Mile • • · mi . 63360 in 5280 ft . 1760 yd . { 320 rd . In measuring goods sold by the yard , the yard is divided into halves , fourths , and ...
... Foot • = 1 Yard 5 Yards , or 161⁄2 Ft . 1 Rod 320 Rods • • • ft . yd . rd . 1 Mi. • • · = 1 Mile • • · mi . 63360 in 5280 ft . 1760 yd . { 320 rd . In measuring goods sold by the yard , the yard is divided into halves , fourths , and ...
Σελίδα 72
... Foot = 1 Square Yard • • sq . ft . · • = 1 Sq . Rod or Perch . = 1 Acre = 1 Square Mile = 1 Township 8q . yd . . · · sq . ft . sq . yd . sq . rd . ; P. A. sq . mi . Tp . 8q . in . 1024003097600 = 27878400 = 4014489600 The square mile is ...
... Foot = 1 Square Yard • • sq . ft . · • = 1 Sq . Rod or Perch . = 1 Acre = 1 Square Mile = 1 Township 8q . yd . . · · sq . ft . sq . yd . sq . rd . ; P. A. sq . mi . Tp . 8q . in . 1024003097600 = 27878400 = 4014489600 The square mile is ...
Σελίδα 73
... FOOT . 3 sq . ft . x 39 sq . ft . 5. How many square feet in the floor of a room 8 ft . wide and 10 ft . long ? 6. How many square feet in a hall 6 ft . wide , 12 ft . long ? How many square yards ? How many yards of carpet 1 yd . wide ...
... FOOT . 3 sq . ft . x 39 sq . ft . 5. How many square feet in the floor of a room 8 ft . wide and 10 ft . long ? 6. How many square feet in a hall 6 ft . wide , 12 ft . long ? How many square yards ? How many yards of carpet 1 yd . wide ...
Συχνά εμφανιζόμενοι όροι και φράσεις
12 rods 20 cents 50 cents 9 cents acres acres of land added ANALYSIS.-Since apples bales barrels of flour bushels of oats bushels of wheat cents a bushel cents a pound ciphers coal cost column contained cords of wood cubic foot decimal dictation exercises difference dividend dollars DRILL EXERCISES earn equal farm farmer sold fifths figures Find the sum fourth gain gallons given numbers greatest common divisor Hence horses hundreds improper fractions inches integers least common denominator least common multiple less number manner minuend mixed numbers OPERATION ORAL EXERCISES order of units paid pair partial product pounds of sugar pounds of tea prime factors pupil quarts quotient receive remainder result rods RULE.-I sell SLATE AND BOARD square feet square miles subtract subtrahend tens third thousand tons of coal whole number worth WRITTEN EXERCISES yards of cloth
Δημοφιλή αποσπάσματα
Σελίδα 82 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes =1 hour (hr.) 24...
Σελίδα 106 - I. Cut off the ciphers from the right of the divisor, and as many figures from the right of the dividend. II. Divide the remaining part of the dividend by the of the divisor.
Σελίδα 162 - RULE. I. Write the subtrahend under the minuend, so that units of the same denomination shall stand under each other.
Σελίδα 114 - The pupil should be required to illustrate the following problems by original examples : 1. Given, several numbers, to find their sum. 2. Given, the sum of several numbers and all of them but one, to find that one. 3. Given, two numbers, to find their difference.
Σελίδα 163 - RULE. Multiply as in whole numbers, and from the right hand of the product point off as many figures for decimals as there are decimal places in both factors.
Σελίδα 126 - Divide the product of the remaining factors of the dividend by the product of the remaining factors of the divisor, and the result will be tlie quotient.
Σελίδα 121 - Divide the less number by the remainder, the last divisor by the last remainder, and so on, till nothing remains. The last divisor will be the greatest common divisor sought.
Σελίδα 97 - It is read equals, or equal to ; thus, 5 + 6 = 11, is read 5 plus 6 equals 11. It may be read 5 and 6 arc 11. 64. An Equation is an expression of equality between two numbers or sets of numbers. All that is written before the sign of equality is called the first member of the equation, all that is written after the sign of equality is called the second member.
Σελίδα 119 - 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 of 36 and 54, since it is the greatest number that will divide each of them without a remainder.
Σελίδα 164 - RULE. Divide as in whole numbers, and from the right hand of the quotient point off as many places for decimals as the decimal places in the dividend exceed those in the divisor.