Efficiency Arithmetic: IntermediateMentzer, Bush, 1920 - 282 σελίδες |
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Αποτελέσματα 1 - 5 από τα 16.
Σελίδα 27
... quotients in 50 seconds or write them in 70 seconds . Exercise 31. Drill 1 2 ) 4 9 ) 18 7 ) 28 4 ) 4 2 ) 14 7 ) 56 7 ) 0 7 ) 42 8 ) 48 8 ) 16 7 ) 14 6 ) 42 3 ) 3 8 ) 72 4 ) 8 4 ) 24 3 ) 27 8 ) 56 2 ) 8 3 ) 6 9 ) 81 8 ) 8 7 ) 49 6 ) 54 2 ...
... quotients in 50 seconds or write them in 70 seconds . Exercise 31. Drill 1 2 ) 4 9 ) 18 7 ) 28 4 ) 4 2 ) 14 7 ) 56 7 ) 0 7 ) 42 8 ) 48 8 ) 16 7 ) 14 6 ) 42 3 ) 3 8 ) 72 4 ) 8 4 ) 24 3 ) 27 8 ) 56 2 ) 8 3 ) 6 9 ) 81 8 ) 8 7 ) 49 6 ) 54 2 ...
Σελίδα 29
... quotient and change the remainder 2 hundreds to tens , making 20 tens . 20 tens + 2 tens make 22 tens . 22 ( tens ) contains 7 , 3 ( tens ) times with a remainder of 1 ( ten ) . Place the 3 in the tens ' place in the quotient and change ...
... quotient and change the remainder 2 hundreds to tens , making 20 tens . 20 tens + 2 tens make 22 tens . 22 ( tens ) contains 7 , 3 ( tens ) times with a remainder of 1 ( ten ) . Place the 3 in the tens ' place in the quotient and change ...
Σελίδα 30
... quotient and multiply 69 × 5 ( hundreds ) , making 345 hundreds . Subtract the 345 hundreds , leaving a remainder of 42 hundreds . Bring down the 7 tens . Proceed in this manner until the units ' figure is obtained . ل 1. In a record ...
... quotient and multiply 69 × 5 ( hundreds ) , making 345 hundreds . Subtract the 345 hundreds , leaving a remainder of 42 hundreds . Bring down the 7 tens . Proceed in this manner until the units ' figure is obtained . ل 1. In a record ...
Σελίδα 31
... quotients compare ? 2. Divide 2800 by 400. Divide ( 2800 ÷ 100 ) by ( 400 ÷ 100 ) . Compare the two quotients . These examples show that both dividend and divisor can be divided by the same number without changing the quotient . 3 ...
... quotients compare ? 2. Divide 2800 by 400. Divide ( 2800 ÷ 100 ) by ( 400 ÷ 100 ) . Compare the two quotients . These examples show that both dividend and divisor can be divided by the same number without changing the quotient . 3 ...
Σελίδα 53
... quotient . Divide 6 by 2 , giving 3 as a quotient . The prime factors of 12— 2X2X3 . Use prime numbers ( 1 , 2 , 3 , 5 , etc. ) in a similar way in factoring other numbers . 2. What are the prime factors of 36 ? 3. COMMON MULTIPLES 53.
... quotient . Divide 6 by 2 , giving 3 as a quotient . The prime factors of 12— 2X2X3 . Use prime numbers ( 1 , 2 , 3 , 5 , etc. ) in a similar way in factoring other numbers . 2. What are the prime factors of 36 ? 3. COMMON MULTIPLES 53.
Άλλες εκδόσεις - Προβολή όλων
Efficiency Arithmetic: Intermediate, Βιβλίο 2 Charles Ernest Chadsey,James Hamblin Smith Πλήρης προβολή - 1917 |
Efficiency Arithmetic: Intermediate, Βιβλίο 2 Charles Ernest Chadsey,James Hamblin Smith Πλήρης προβολή - 1917 |
Συχνά εμφανιζόμενοι όροι και φράσεις
25 cents 40 rods 50 cents acre altitude average base board feet board foot bought bushels butter fat cents a pound coal common fraction contains corn cubic feet cubic foot cubic inches dealer decimal places decimal point divided dozen Draw drill dry measure eggs equal Exercise farm farmer feet 6 inches feet deep feet wide figure Find the amount Find the cost Find the interest Find the number Find the total gallons grocer hour improper fraction inches long inches wide least common multiple length measure miles milk mixed number months Multiply number of cubic number of square onion sets onions ounces paper parallelogram pecks pencils piece pint problems profit pupils quarts quotient ream receive rectangle rods long rods wide savings sell sheet silage sold spelling blank square feet square inches square mile square rods square yards Subtraction tons trapezoid units week weighs whole number width
Δημοφιλή αποσπάσματα
Σελίδα 51 - A number is divisible by 3 if the sum of its digits is divisible by 3• A number is divisible by 9 if the sum of its digits is divisible by 9.
Σελίδα 62 - Multiplying or dividing both terms of a fraction by the same number does not change the value of the fraction.
Σελίδα 220 - Thirty days hath September, April, June, and November; All the rest have thirty-one, Except February alone, Which hath but twenty-eight in fine, Till leap year gives it twenty-nine.
Σελίδα 220 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes = 1 hour (hr.) 24 hours = 1 day (da.) 7 days = 1 week (wk.) 365 days = 1 common year...
Σελίδα 63 - We have seen in the preceding exercise that we may divide both the numerator and the denominator of a fraction by the same number without changing the value of the fraction.
Σελίδα 150 - 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 20 - Exercise 7 by 4; by 5; by 6; by 7; by 8; by 9; by 10.
Σελίδα 115 - In multiplication of decimals, we know that the number of decimal places in the product is equal to the sum of those in both the factors.
Σελίδα 241 - ... height Think of this formula as the average of the bases (the two parallel sides) times the height (the length of the perpendicular altitude). In the trapezoid ABCD above, you can use side AB for the height. The average of the bases is 2 + 14 = 8 , so the area is 8 X 5, or 40.
Σελίδα 143 - SQUARE MEASURE 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet — 1 square yard (sq.