Practical ArithmeticGinn, 1905 - 546 σελίδες |
Αναζήτηση στο βιβλίο
Αποτελέσματα 1 - 5 από τα 53.
Σελίδα 39
... called reducing the fraction . WRITTEN EXERCISE Draw pictures like those above to show the following : 1. = 24. 2. = 1 = 3 = } . 18 3. == 1 = 31 . ORAL EXERCISE 1. From the picture equals how many eighths REDUCTION OF FRACTIONS 39.
... called reducing the fraction . WRITTEN EXERCISE Draw pictures like those above to show the following : 1. = 24. 2. = 1 = 3 = } . 18 3. == 1 = 31 . ORAL EXERCISE 1. From the picture equals how many eighths REDUCTION OF FRACTIONS 39.
Σελίδα 52
... Draw on the blackboard a rectangle 21 ft . long and 1 ft . high ; mark it off into fifths ; mark off each fifth into halves . Then how much is of ? Also of ? 17. Draw another rectangle as in Ex . 16 , marking off How much is of ? cach ...
... Draw on the blackboard a rectangle 21 ft . long and 1 ft . high ; mark it off into fifths ; mark off each fifth into halves . Then how much is of ? Also of ? 17. Draw another rectangle as in Ex . 16 , marking off How much is of ? cach ...
Σελίδα 53
... drawn on the blackboard . the same as of of B. 2. What part of B is of 3. Show that of of B is of B ? 4. What part of ... Draw rectangles to show : 1. of , or of } . 2 . of , or of 1 . 3. of , or of 3 . 4 . of , or of 1 . 5. of , or of 3 ...
... drawn on the blackboard . the same as of of B. 2. What part of B is of 3. Show that of of B is of B ? 4. What part of ... Draw rectangles to show : 1. of , or of } . 2 . of , or of 1 . 3. of , or of 3 . 4 . of , or of 1 . 5. of , or of 3 ...
Σελίδα 56
... Draw a rectangle 2 in . wide and 4 in . long . it into square inches . How many are there ? you have either 2 times 4 sq . in . or 4 times 2 sq . in . 20. Find the area of a rectangle 17 ft . by 19 ft .; of one in . by 16 in .; of one ...
... Draw a rectangle 2 in . wide and 4 in . long . it into square inches . How many are there ? you have either 2 times 4 sq . in . or 4 times 2 sq . in . 20. Find the area of a rectangle 17 ft . by 19 ft .; of one in . by 16 in .; of one ...
Σελίδα 66
... drawn on the board . 2. Point to of square A ; also to . We see that is how many times ? How does multiplying the denomi- nator by 2 change the fraction ? Then how does dividing the denominator by 2 change the fraction ? 3. In rectangle ...
... drawn on the board . 2. Point to of square A ; also to . We see that is how many times ? How does multiplying the denomi- nator by 2 change the fraction ? Then how does dividing the denominator by 2 change the fraction ? 3. In rectangle ...
Περιεχόμενα
115 | |
125 | |
147 | |
159 | |
181 | |
194 | |
202 | |
211 | |
217 | |
223 | |
242 | |
254 | |
265 | |
272 | |
279 | |
400 | |
416 | |
424 | |
429 | |
440 | |
452 | |
463 | |
472 | |
481 | |
492 | |
510 | |
528 | |
543 | |
557 | |
Άλλες εκδόσεις - Προβολή όλων
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.