An Elementary ArithmeticGinn & Company, 1901 - 280 σελίδες |
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Σελίδα iv
... blocks they can learn to add 4 and 2 , to subtract 4 from 6 , to multiply 3 by 2 , to divide 6 by 2 , without suspecting the existence of the fearful rules to be found in our text - books of arithmetic . They can also be taught to find ...
... blocks they can learn to add 4 and 2 , to subtract 4 from 6 , to multiply 3 by 2 , to divide 6 by 2 , without suspecting the existence of the fearful rules to be found in our text - books of arithmetic . They can also be taught to find ...
Σελίδα 1
... blocks , buttons , spools , pencils , nails , little tin plates , cups and saucers , inch - squares of paste- board ... block ; one button . How many suns do we see by day ? How many moons by night ? We write the figure 1 for one . NOTE ...
... blocks , buttons , spools , pencils , nails , little tin plates , cups and saucers , inch - squares of paste- board ... block ; one button . How many suns do we see by day ? How many moons by night ? We write the figure 1 for one . NOTE ...
Σελίδα 2
... blocks , etc. , are introduced in places where it is expected the Teacher will show objects of some kind . How many balls are and ? How many cups are and ? How many dolls are 1 doll and 1 doll : How many horses are 1 horse and 1 horse ...
... blocks , etc. , are introduced in places where it is expected the Teacher will show objects of some kind . How many balls are and ? How many cups are and ? How many dolls are 1 doll and 1 doll : How many horses are 1 horse and 1 horse ...
Σελίδα 4
... blocks , Take 1 block away , how many will be left ? Take 2 blocks away , how many will be left ? Take 3 blocks away , how many will be left ? How many more blocks are than ? How many more cows are 3 cows than 2 cows ? How many more ...
... blocks , Take 1 block away , how many will be left ? Take 2 blocks away , how many will be left ? Take 3 blocks away , how many will be left ? How many more blocks are than ? How many more cows are 3 cows than 2 cows ? How many more ...
Σελίδα 6
... blocks , Cover one block . How many can you see ? Then 1 from 4 leaves how many ? Cover two blocks . How many can you see ? Then 2 from 4 leaves how many ? Cover three blocks . How many can you see ? Then 3 from 4 leaves how many ...
... blocks , Cover one block . How many can you see ? Then 1 from 4 leaves how many ? Cover two blocks . How many can you see ? Then 2 from 4 leaves how many ? Cover three blocks . How many can you see ? Then 3 from 4 leaves how many ...
Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
24 cents 9 cents acres apples barrels blocks bought boys bushels called cents a pound cents a quart cents a yard chickens circle column of dots common fraction complete quotient corn Count by 3's counting-board cows cubic cubic foot decimal point denominator discount Divide dividend divisor dollars dots marked dozen dry measure eggs feet Find the cost Find the interest Find the number five-cent pieces four gallons holes are left horses hundred hundredths improper fractions inches lambs Lesson long ton marked price measure minuend minus mixed number multiply nails NOTE Oral and slate ounces peaches pears peck pints pointer pupils quotient remainder row of dots sheep similar fractions slate exercises square miles subtract tens thousand tons top row two-cent piece unit week weighs whole number wide write the figure
Δημοφιλή αποσπάσματα
Σελίδα 153 - Dry Measure 2 pints (pt.) =1 quart (qt.) 8 quarts = 1 peck (pk.) 4 pecks = 1 bushel (bu.) 2150.42 cu.
Σελίδα 160 - Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30£ square yards = 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq.
Σελίδα 156 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes =1 hour (hr.) 24...
Σελίδα 155 - Troy weight is used in weighing gold, silver, and precious stones. TABLE. 24 grains (gr.) = 1 pennyweight (dwt.). 20 pennyweights = 1 ounce (oz.). 12 ounces = 1 pound (lb.).
Σελίδα 159 - 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 centre.
Σελίδα 166 - CUBIC MEASURE 1728 cubic inches (cu. in.) = 1 cubic foot (cu. ft.) 27 cubic feet = 1 cubic yard (cu. yd.) 128 cubic feet = 1 cord (cd...
Σελίδα 176 - To reduce a mixed number to an improper fraction, Multiply the whole number by the denominator of the fraction, and to the product add the numerator; under this sum write the denominator.
Σελίδα 147 - If the divisor is a whole number, and ends in zeros, we may cut off the zeros from the divisor, and move the decimal point in the dividend as many places to the left as there are zeros cut off'.
Σελίδα 154 - Avoirdupois Weight is used in weighing all articles except gold, silver, and precious stones. TABLE. 16 ounces (oz.) = 1 pound (lb.). 100 pounds = 1 hundredweight (cwt.). 2000 pounds = 1 ton (t.). The long ton is used in the United States Custom Houses and in wholesale transactions in iron and coal.
Σελίδα 181 - If the numerator and denominator of a fraction be multiplied by the same number, the value of the fraction is not altered.