The Normal Union Arithmetic: Designed for Common Schools, Normal Schools, High Schools, Academies, EtcC. Sower Company, 1889 - 421 σελίδες |
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Σελίδα 31
... minus 7 ? 4 plus 7 minus 8 ? 5 plus 6 minus 4 ? 8 plus 5 minus 9 ? 9 plus 10 minus 12 ? 12 plus 13 minus 15 ? 15. How many are 8 plus 12 minus 13 ? 9 plus 16 minus 14 ? 10 plus 15 minus 16 ? 16 plus 17 minus 18 ? 18 plus 19 minus 20 ...
... minus 7 ? 4 plus 7 minus 8 ? 5 plus 6 minus 4 ? 8 plus 5 minus 9 ? 9 plus 10 minus 12 ? 12 plus 13 minus 15 ? 15. How many are 8 plus 12 minus 13 ? 9 plus 16 minus 14 ? 10 plus 15 minus 16 ? 16 plus 17 minus 18 ? 18 plus 19 minus 20 ...
Σελίδα 32
... minus It denotes that the number immediately following it is to be subtracted from the number preceding it . NOTES 1. The Sign of Subtraction is a short line in the line of writing . 2. The symbol was introduced by Stifelius , a German ...
... minus It denotes that the number immediately following it is to be subtracted from the number preceding it . NOTES 1. The Sign of Subtraction is a short line in the line of writing . 2. The symbol was introduced by Stifelius , a German ...
Σελίδα 36
... minus 8 ; 120 minus 7 ; 125 minus 8 ; 132 minus 5 ; 140 minus 4 ; 150 minus 5 ; 150 minus 10 . 7. A boy having 12 apples , bought 6 more , and then sold 8 ; how many had he then ? 8. Mary having 14 cents , spent 8 cents , after which ...
... minus 8 ; 120 minus 7 ; 125 minus 8 ; 132 minus 5 ; 140 minus 4 ; 150 minus 5 ; 150 minus 10 . 7. A boy having 12 apples , bought 6 more , and then sold 8 ; how many had he then ? 8. Mary having 14 cents , spent 8 cents , after which ...
Σελίδα 41
... minus 8 ? 6 times 7 , minus 5 ? 8 times 9 , minus 10 ? 7 times 11 , minus 9 ? 9 times 12 , minus 13 ? 15. How many are 6 and 6 times 7 ? 7 and 7 times 9 ? 8 and 8 times 10 ? 9 and 9 times 8 ? 10 and 10 times 11 ? 11 and 11 times 12 ? 16 ...
... minus 8 ? 6 times 7 , minus 5 ? 8 times 9 , minus 10 ? 7 times 11 , minus 9 ? 9 times 12 , minus 13 ? 15. How many are 6 and 6 times 7 ? 7 and 7 times 9 ? 8 and 8 times 10 ? 9 and 9 times 8 ? 10 and 10 times 11 ? 11 and 11 times 12 ? 16 ...
Σελίδα 57
... minus 7 equals 14 , and 14 mul- tiplied by 5 equals 70. Therefore , etc. Required the value 2. Of ( 25 + 23—18 ) × 7 . 3. Of ( 46 + 97-82 ) × 9 . 4. Of ( 98-75 + 87 ) × 14 . 5. Of ( 89 + 96-47 ) ÷ 6 . 6. Of ( 145-110 + 117 ) ÷ 8 . 7. Of ...
... minus 7 equals 14 , and 14 mul- tiplied by 5 equals 70. Therefore , etc. Required the value 2. Of ( 25 + 23—18 ) × 7 . 3. Of ( 46 + 97-82 ) × 9 . 4. Of ( 98-75 + 87 ) × 14 . 5. Of ( 89 + 96-47 ) ÷ 6 . 6. Of ( 145-110 + 117 ) ÷ 8 . 7. Of ...
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acres amount apples Avoirdupois bank barrel bill bought brokerage bushels ciphers circumference common fraction common multiple composite number compound interest compound number contained cords cost cube root decimal denominator diameter discount Divide dividend dollars draft exchange factors Find the sum flour frustum gain gallons given greatest common divisor hence hundred hundredths insured integer invested least common least common multiple longitude measure MENTAL EXERCISES method miles minuend months Multiply muslin NOTE.-The number equals number of terms omitted unless otherwise OPERATION paid par value payable payment pound premium prime factors principal proportion quantity quotient ratio receive Reduce reichsmarks remaining rods Rule Rule.-I sell shares shillings slant height sold SOLUTION SOLUTION.-If square square root subtract SUPPLEMENTARY PROBLEMS tenths thousandths units unless otherwise directed wide worth write WRITTEN EXERCISES
Δημοφιλή αποσπάσματα
Σελίδα 145 - Dry Measure 2 pints (pt.) =1 quart (qt.) 8 quarts = 1 peck (pk.) 4 pecks = 1 bushel (bu.) 2150.42 cu.
Σελίδα 310 - Multiply each payment by its term of credit, and divide the sum of the products by the sum of the payments ; the quotient will be the average term of credit.
Σελίδα 152 - NUMBERS. 12 units = 1 dozen. 12 dozen — 1 gross. 12 gross = 1 great gross. 20 units = 1 score. PAPER. 24 sheets = 1 quire. 20 quires = 1 ream. 2 reams = 1 bundle. 5 bundles = 1 bale.
Σελίδα 144 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt...
Σελίδα 138 - Length 12 inches (in.) = 1 foot (ft.) 3 feet = 1 yard (yd.) 5§ yards, or 16| feet -1 rod (rd.) 320 rods, or 5280 feet =1 mile (mi.) Square Measure 144 square inches (sq.
Σελίδα 147 - A circle is a plane figure bounded by a curved line, every point of which is equally distant from a point within called the center.
Σελίδα 69 - Multiplying or dividing both terms of a fraction by the same number does not change the value of the fraction.
Σελίδα 39 - Two men depart from the same place, and travel in opposite directions, one at the rate of...
Σελίδα 383 - Rule. — To find the contents of a cone, multiply the area of the base by one-third of the altitude.
Σελίδα 330 - A ladder 82 ft. long stands close against a building ; how far must it be drawn out at the bottom that the top may be lowered 2 feet?