Practical ArithmeticGinn, 1905 - 546 σελίδες |
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Σελίδα 2
... called notation . 3. Numeration . The naming of numbers is called numer- ation . Our common notation started in India about 2000 years ago . The Arabs took it to Europe . Therefore these symbols are called Arabic numerals . You know ...
... called notation . 3. Numeration . The naming of numbers is called numer- ation . Our common notation started in India about 2000 years ago . The Arabs took it to Europe . Therefore these symbols are called Arabic numerals . You know ...
Σελίδα 6
... called addition . 9. Addends . Numbers to be added are called addends . 10. Sum . The result in addition is called the sum . 11. Only numbers considered as like numbers can be added . For example , $ 3 + $ 5 = $ 8 . But 3 turnips + 5 ...
... called addition . 9. Addends . Numbers to be added are called addends . 10. Sum . The result in addition is called the sum . 11. Only numbers considered as like numbers can be added . For example , $ 3 + $ 5 = $ 8 . But 3 turnips + 5 ...
Σελίδα 10
... called subtraction . Subtraction may also be defined as the operation of taking one number from another , and the ... called the sub- trahend . 563 minuend 127 subtrahend 436 difference or remainder 18. Minuend . The sum of the dif ...
... called subtraction . Subtraction may also be defined as the operation of taking one number from another , and the ... called the sub- trahend . 563 minuend 127 subtrahend 436 difference or remainder 18. Minuend . The sum of the dif ...
Σελίδα 14
... called an abstract number . For example , 10 , 42 , 31 , are abstract numbers . 22. Concrete numbers . A number that refers to some par- ticular kind of object or measure is called a concrete number . For example , $ 10 , 32 ft . , 6 mo ...
... called an abstract number . For example , 10 , 42 , 31 , are abstract numbers . 22. Concrete numbers . A number that refers to some par- ticular kind of object or measure is called a concrete number . For example , $ 10 , 32 ft . , 6 mo ...
Σελίδα 15
... called a power of the number . For example , 2 × 2 = 4 , and 4 is called the second power , or square , of 2. 2 x 2 is written 22. So 2 × 2 × 2 , or 23 , is the third power of 2. It is also called the cube of 2 . ORAL EXERCISE 1. State ...
... called a power of the number . For example , 2 × 2 = 4 , and 4 is called the second power , or square , of 2. 2 x 2 is written 22. So 2 × 2 × 2 , or 23 , is the third power of 2. It is also called the cube of 2 . ORAL EXERCISE 1. State ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
acres allowing altitude amount arithmetic average bales bank barrel base bill bought bushel butter fat cent Chicago circumference common fraction contains cotton cube cubic foot decimal fractions denominator diameter discount divide dividend division dollars dozen draft equals example Express factors Find the cost Find the interest gain gallon greatest common divisor gross horse hundredths Illustrative problem improper fraction income indorsed integer least common multiple length long tons longitude marked price meter miles mixed number multiply myriameter ORAL EXERCISE paid perimeter piece pound premium profit quart quotient ratio receive rectangle Reduce rods sells shares short method sides slant height sold subtract tons triangle units volume week weigh wide worth Write WRITTEN EXERCISE Find yard York
Δημοφιλή αποσπάσματα
Σελίδα 92 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt...
Σελίδα 91 - SQUARE MEASURE 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet — 1 square yard (sq.
Σελίδα 551 - Multiplication is the process of taking one number as many times as there are units in another.
Σελίδα 541 - 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 32 - A number is divisible by 3 if the sum of its digits is divisible by 3.
Σελίδα 91 - 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 527 - An individual sold two gold pencils, at $6 each ; on one he gained 20$, and on the other he lost 20$. Did he gain or lose, and how much ? 14.
Σελίδα 90 - Tell the number of quarts in a peck and pecks in a bushel. A peck is what part of a bushel ? 5. How many seconds in a minute ? minutes in an hour ? hours in a day ? days in a week ? days in a common year? days in a leap year ? What months have 30 days ? Express the following as indicated: 6. 6 pt. as quarts.
Σελίδα 107 - Multiply as in whole numbers, and point off as many decimal places in the product as there are decimal places in the multiplicand and multiplier, supplying the deficiency, if any, by prefixing ciphers.
Σελίδα 20 - The part of the dividend remaining when the division is not exact is called the Remainder, and must always be less than the divisor.