Graded Mental Arithmetic: Arranged for Use in the Public Schools from Third to Eighth Grade, Inclusive

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Whitaker and Ray Company, 1902 - Mental arithmetic - 159 pages
 

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Page 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...
Page 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.
Page 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.
Page 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.
Page 150 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt...
Page 151 - TIME MEASURE. 60 seconds (sec.) = 1 minute (min.) 60 minutes = 1 hour (h.) 24 hours = 1 day (d...
Page 122 - ... the south half of the northeast quarter and the north half of the southeast quarter of section...
Page 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...
Page 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.
Page 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.).

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