Graded Mental Arithmetic: Arranged for Use in the Public Schools from Third to Eighth Grade, InclusiveWhitaker and Ray Company, 1902 - 159 σελίδες |
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Σελίδα 70
... terms by 2 , and the result by 2 again , the result- ing fraction is . These terms have no common divisor , and hence are the lowest terms of the fraction . Illustrate by a square or a line on the blackboard , divided into fourths and ...
... terms by 2 , and the result by 2 again , the result- ing fraction is . These terms have no common divisor , and hence are the lowest terms of the fraction . Illustrate by a square or a line on the blackboard , divided into fourths and ...
Σελίδα 75
... term per cent , indicated the sign % . Pupils will understand the application of percer age when they note that their standing in their class is indicat by 80 % , 90 % , etc. , when a perfect record is indicated by 10 Often the given ...
... term per cent , indicated the sign % . Pupils will understand the application of percer age when they note that their standing in their class is indicat by 80 % , 90 % , etc. , when a perfect record is indicated by 10 Often the given ...
Σελίδα 93
... ? ? ? 33. Make an original problem in latitude and longitude . 34. Make an original problem in surface measure . 35. Make an original problem in solid measure . 1. Find the missing term in the proportion , 5 SIXTH GRADE .
... ? ? ? 33. Make an original problem in latitude and longitude . 34. Make an original problem in surface measure . 35. Make an original problem in solid measure . 1. Find the missing term in the proportion , 5 SIXTH GRADE .
Σελίδα 94
... term in the proportion , 5 : 30 :: 10 : x . SOLUTION . The consequent 30 is 6 times the antecedent 5 ; hence , The consequent desired is 6 times the antecedent 10 , or 60 . Or , The antecedent 10 is twice the antecedent 5 ; hence , The ...
... term in the proportion , 5 : 30 :: 10 : x . SOLUTION . The consequent 30 is 6 times the antecedent 5 ; hence , The consequent desired is 6 times the antecedent 10 , or 60 . Or , The antecedent 10 is twice the antecedent 5 ; hence , The ...
Σελίδα 95
... term : 1. 12 9:16 : x . 2. 18 : 24:24 : x . 3. : x :: 4 : 8 . 4. $ 45 $ 24 : 15 yards : x . 5. $ x : $ 9 :: 15 men : 27 men . 6. 5 tonstons :: x : $ 7.50 . 7. 12 x :: 21 : 14 . 11. x : 12. 5 5 6 3 16 ::: x : . 13. 7 : 10 5 : x 14.
... term : 1. 12 9:16 : x . 2. 18 : 24:24 : x . 3. : x :: 4 : 8 . 4. $ 45 $ 24 : 15 yards : x . 5. $ x : $ 9 :: 15 men : 27 men . 6. 5 tonstons :: x : $ 7.50 . 7. 12 x :: 21 : 14 . 11. x : 12. 5 5 6 3 16 ::: x : . 13. 7 : 10 5 : x 14.
Συχνά εμφανιζόμενοι όροι και φράσεις
1-inch cubes 12 hours 14 days equals 16 feet 20 cents 24 equal 25 per cent 50 cents 60 days acres add 9 add the products bought boys bushel centals of wheat centimeters cents a pound cents equal cipher Count by 9's cubic centimeter cubic feet decimeter dimes Divide divisor dollar earn feet high feet long feet wide Find the area Find the cost Find the numbers Find the value foot equals fraction Frank's gain gallons George's given hundredweight hypotenuse inches equal inches wide interest least common multiple midnight equals minutes months multiply One-fourth one-ninth One-seventh One-sixth past midnight past noon equals pecks pennyweights piece pints pounds cost pounds will cost quantity quarts required to inclose selling price sold SOLUTION square feet square inches square rods square root square yards Subtract tenths units equal worth yards of cloth
Δημοφιλή αποσπάσματα
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 152 - Measures of Length 10 millimeters (mm.) . . . . = 1 centimeter cm. 10 centimeters =1 decimeter dm. 10 decimeters =1 meter m. 10 meters =1 dekameter Dm. 10 dekameters =1 hektometer Hm. 10 hektometers =1 kilometer Km.
Σελίδα 149 - 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.
Σελίδα 151 - DIVISIONS OF THE CIRCLE. 60 Seconds = 1 Minute. 60 Minutes = 1 Degree. 30 Degrees = 1 Sign. 90 Degrees = 1 Quadrant. 360 Degrees, or 12 Signs = 1 Circumference. Formerly the subdivisions were carried on by sixties ; thus, the second was divided into 60 thirds, the third into 60 fourths, &c.
Σελίδα 150 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt...
Σελίδα 151 - TIME MEASURE. 60 seconds (sec.) = 1 minute (min.) 60 minutes = 1 hour (h.) 24 hours = 1 day (d...
Σελίδα 122 - ... the south half of the northeast quarter and the north half of the southeast quarter of section...
Σελίδα 153 - OF WEIGHT 10 milligrams (mg.) = 1 centigram (eg.) 10 centigrams = 1 decigram (dg.) 10 decigrams = 1 gram (g.) 10 grams = 1 dekagram (Dg.) 10 dekagrams = 1 hektogram (Hg.) 10 hektograms = 1 kilogram (Kg.) 10 kilograms = 1 myriagram (Mg.) 10 myriagrams = 1 quintal (Q...
Σελίδα 57 - To multiply a decimal by 10, 100, 1000, &c., remove the decimal point as many places to the right as there are ciphers in the multiplier ; and if there be not places enough in the number, annex ciphers.
Σελίδα 149 - Square Measure is used in measuring surfaces, as of land, boards, plastering, etc. The denominations are square inches, square feet, square yards, square rods, and square miles. 144 square inches (sq. in.) = 1 square foot (sq.ft.). 9 square feet = 1 square yard (sq. yd.).