Everyday Arithmetic, Book 3
Houghton Mifflin, 1920 - Arithmetic
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acre altitude amount angle annual answers average balance bank base bill bonds borrow bought building buying called cent CHAPTER charge circle computing containing cost cubic decimal deposit difference discount Divide dollars dozen draft draw equal equation expense express feet Find Find the cost Find the number fire floor fraction Give given inches income increased interest investment length loan marked measure method miles mills month Multiply needed paid pencil percentage person places pound practice principal problems profit pupils purchase ratio receive rent retail savings selling sending shares sides sold solve spent square taking term triangle United week wide Write yard
Page 294 - Measures of Weight 10 milligrams (mg) =1 centigram eg 10 centigrams =1 decigram dg 10 decigrams =1 gram g 10 grams =1 dekagram Dg...
Page 291 - Time 60 seconds (sec.) = 1 minute (min.) 60 minutes = 1 hour (hr.) 24 hours = 1 day (da.) 7 days = 1 week (wk.) 365 days = 1 common year (yr.) 366 days = 1 leap year 12 months (mo.) = 1 year 10 years = 1 decade 10 decades or \ , , , „ , 1=1 century (cen. or U.) 100 years / J v ' Thirty days has September, April, June, and November; All the rest have thirty-one, Excepting February alone, To which we twenty-eight assign, Till leap year gives it twenty-nine.
Page 10 - L, fifty ; C, one hundred; D, five hundred; M, one thousand.
Page 214 - 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 291 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt.) 4 quarts = 1 gallon (gal...
Page 290 - LENGTH 12 inches (in.) = 1 foot (ft.) 3 feet = 1 yard (yd.) 5| yards = 1 rod (rd.) 320 rods = 1 mile (mi.) 1 mile = 1,760 yd.
Page 291 - TIME. 60 seconds (sec.)= 1 minute (min.). 60 minutes = 1 hour (hr.). 24 hours = 1 day (da.). 7 days = 1 week (wk.). 365 days = 1 common year.
Page 197 - A Circle is a plane figure bounded by a curved line every point of which is equally distant from a point within called the center.
Page 274 - The water from the irrigation ditches is turned on to the land only as needed and those using the water pay for the amount used. The quantity used is commonly measured by the "second-foot" and the "acre-foot." 2 A second-foot is one cubic foot of running water passing a given point in one second. An acre-foot is the volume of water required to cover one acre of land to the depth of one foot.
Page 205 - A pyramid (Fig. 54) is a solid whose base is a polygon and whose sides are triangles uniting at a common point, called the vertex.