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 3
... adding simple fractions , and yet he may never have those same fractions expressed by figure symbols . He does by reason of the fact that to him a fraction is as much a con thing as is his dog or his horse . To him , adding fractio ...
... adding simple fractions , and yet he may never have those same fractions expressed by figure symbols . He does by reason of the fact that to him a fraction is as much a con thing as is his dog or his horse . To him , adding fractio ...
Σελίδα 54
... adding columns of two figures , add the tens , then the units . The first column below is added thus : 41 , 43 , 63 , 66 , etc. Add by columns and lines- 20 . 21 . 22 . 23 . 24 . 25 . 26. 21 31 41 61 71 81 27. 22 32 42 62 72 82 28. 23 ...
... adding columns of two figures , add the tens , then the units . The first column below is added thus : 41 , 43 , 63 , 66 , etc. Add by columns and lines- 20 . 21 . 22 . 23 . 24 . 25 . 26. 21 31 41 61 71 81 27. 22 32 42 62 72 82 28. 23 ...
Σελίδα 72
... added to 10 . 38 + 18 = 15 10 45 542 = 5410 313 = 313 4 5 21 18-31-31 The complete remainder is found to be 17. 346-424 -... 18. 422-13 = ... 19. 212-112 = ... 20. 4234-3141 = . Add the lines and the columns- 23 . +++ 3 = 12 2234 21 ...
... added to 10 . 38 + 18 = 15 10 45 542 = 5410 313 = 313 4 5 21 18-31-31 The complete remainder is found to be 17. 346-424 -... 18. 422-13 = ... 19. 212-112 = ... 20. 4234-3141 = . Add the lines and the columns- 23 . +++ 3 = 12 2234 21 ...
Σελίδα 80
... How many has Willie ? 16. In an orchard of 80 fruit trees , are apple trees , of the remainder are pear trees , and the rest are plum trees . How many trees of each kind ? he ? 1. If of a man's age added to 80 GRADED MENTAL ARITHMETIC .
... How many has Willie ? 16. In an orchard of 80 fruit trees , are apple trees , of the remainder are pear trees , and the rest are plum trees . How many trees of each kind ? he ? 1. If of a man's age added to 80 GRADED MENTAL ARITHMETIC .
Σελίδα 81
... added to his age is 35 = his age . -- SOLUTION . + of his age = 35 years . of his age of 35 years - 5 years . years , how of his age 5 times 5 years , or 25 years . Therefore , he is 25 years of age . will be 48 ? 2. What number ...
... added to his age is 35 = his age . -- SOLUTION . + of his age = 35 years . of his age of 35 years - 5 years . years , how of his age 5 times 5 years , or 25 years . Therefore , he is 25 years of age . will be 48 ? 2. What number ...
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.).