The Model Mental Arithmetic: Containing Oral Exercises for Graded and Grammar SchoolsEldredge & Brother, 1878 |
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Σελίδα 19
... farmer cut 8 tons of hay from one field , 7 tons from another , and 8 tons from another . How many tons from all ? 29. Anna is 9 years old , Mary is 8 years old , and Fanny is 7 years old . What is the sum of their ages ? 30. A newsboy ...
... farmer cut 8 tons of hay from one field , 7 tons from another , and 8 tons from another . How many tons from all ? 29. Anna is 9 years old , Mary is 8 years old , and Fanny is 7 years old . What is the sum of their ages ? 30. A newsboy ...
Σελίδα 20
... farmer paid 76 dollars for a mowing - machine , and 8 dollars for a plow . What did both cost ? 10. A farmer had 85 acres of cleared land and 9 acres of woodland . How many acres in all had he ? How many are 11. 34 yards and 5 yards ...
... farmer paid 76 dollars for a mowing - machine , and 8 dollars for a plow . What did both cost ? 10. A farmer had 85 acres of cleared land and 9 acres of woodland . How many acres in all had he ? How many are 11. 34 yards and 5 yards ...
Σελίδα 21
... farmer owned 35 cows , and bought 27 cows more . How many cows had he then ? - 63. Analysis . Since a drover owned 35 cows , and bought 27 cows more , he then had the sum of 35 cows and 27 cows . 27 cows are 20 cows and 7 cows . 35 cows ...
... farmer owned 35 cows , and bought 27 cows more . How many cows had he then ? - 63. Analysis . Since a drover owned 35 cows , and bought 27 cows more , he then had the sum of 35 cows and 27 cows . 27 cows are 20 cows and 7 cows . 35 cows ...
Σελίδα 25
... farmer sold 6 cords . How many cords remained ? 9. A newsboy bought some papers for 9 cents , and sold them for 16 cents . How many cents did he clear ? 10. If a freight - train had in it 17 cars , and 8 of them were empty , how many ...
... farmer sold 6 cords . How many cords remained ? 9. A newsboy bought some papers for 9 cents , and sold them for 16 cents . How many cents did he clear ? 10. If a freight - train had in it 17 cars , and 8 of them were empty , how many ...
Σελίδα 26
... farmer had 9 cows , bought 7 cows more , and then sold 8. How many had he then ? 25. From the sum of 8 and 9 take 8. To the difference between 18 and 9 add 7 . Exercises . 1. Subtract 1 from 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 , 9 , 10 , and ...
... farmer had 9 cows , bought 7 cows more , and then sold 8. How many had he then ? 25. From the sum of 8 and 9 take 8. To the difference between 18 and 9 add 7 . Exercises . 1. Subtract 1 from 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 , 9 , 10 , and ...
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The Model Mental Arithmetic; Containing Oral Exercises for Graded and ... Edgar Arthur Singer Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2011 |
Συχνά εμφανιζόμενοι όροι και φράσεις
12 cents acres amount Analysis apples bought brokerage bushels cents a pound changed ciphers common divisor contained cords cost cows cubic decimal places decimal units Denominate Number denotes difference dimes divided dividend dollars dozen dry measure earn eighths equal Exercises expressed farmer feet fifths foot fourths fractional unit gain gallons greatest common divisor grocer Hence hundred hundredths improper fraction inches integer interest of $50 invested least common denominator least common multiple least number less loss measures miles mills minuend mixed number multiplied muslin orders of units ounces paid pecks pennyweights Percentage piece pints present worth prime factors Principles quarts quotient rate of premium receive remainder reverse rods shares sixths sold subtract subtrahend tens tenths third thousandths Troy weights True Discount units or denominations weeks weight yards of cloth
Δημοφιλή αποσπάσματα
Σελίδα 138 - 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 (yr.) 366 days = 1 leap year About 30 days = 1 month (mo.) 12 months = 1 year VALUE 10 cents (ct.
Σελίδα 133 - 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. mi.) Cubic Measure 1728 cubic inches (cu.
Σελίδα 137 - TABLE. 10 Mills (m.) = 1 Cent . . ct. 10 Cents = 1 Dime . . d. 10 Dimes = 1 Dollar . $. 10 Dollars = 1 Eagle . E.
Σελίδα 135 - DRY MEASURE 2 pints (pt.) = 1 quart (qt.) 8 quarts =1 peck (pk.) 4 pecks = 1 bushel (bu...
Σελίδα 79 - Multiplying or dividing both terms of a fraction by the same number does not change the value of the fraction.
Σελίδα 73 - If both the numerator and the denominator of a fraction are multiplied by the same number, or divided by the same number, the value of the fraction is not changed.
Σελίδα 35 - Since 0 has no value, the product of 0 and any number is 0. 1 times 1 is 1 2 times 1 are 2 3 times 1 are 3 1...
Σελίδα 178 - A can do a piece of work in 3 days, B in 4 days, and C in 6 days : in what time will they do it, working together ? 65.
Σελίδα 83 - To reduce two or more fractions to a common denominator. A Common Denominator is a denominator common to two or more fractions 1. Reduce ? and 7, to a common denominator.
Σελίδα 66 - A multiple of a number contains all the prime factors of that number ; and the common multiple of two or more numbers contains all the prime factors of each of the numbers.