# Junior High School Mathematics Book 1-3 [and] 1 Book Course, Book 1

C. Scribner's Sons, 1920 - Mathematics
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### Contents

 WHOLE NUMBERS 1 COMMON FRACTIONS 28 DECIMAL FRACTIONS 46 PERCENTAGE 58 MEASURES 70 LITERAL NUMBERS 84
 PLANE GEOMETRICAL FIGURES 108 SOLID GEOMETRICAL FIGURES 157 DIRECT AND INDIRECT MEASUREMENTS 184 SIGNED NUMBERS 200 REFERENCE TABLES 225

### Popular passages

Page 226 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt...
Page 225 - 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 227 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes =1 hour (hr.) 24...
Page 226 - 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 229 - OF WEIGHT 10 milligrams (mg.) = 1 centigram (eg.) 10 centigrams = 1 decigram (dg.) 10 decigrams = 1 gram (g.) 10 grams = 1 dekagram (Dg...
Page 229 - Capacity 10 milliliters (ml.) = 1 centiliter (cl.). 10 centiliters = 1 deciliter (dl.). 10 deciliters = 1 liter (1.). 10 liters = 1 Dekaliter (DL). 10 Dekaliters = 1 Hektoliter (HI.). 10 Hektoliters = 1 Kiloliter (Kl.).
Page 181 - A Sphere is a solid bounded by a curved surface all points of which are equally distant from a point within called the centre.
Page 225 - 1 Square Chain . sq. ch. 10 Square Chains " 1 Acre A. 640 Acres " 1 Square Mile . . sq. mi. 36 Square Miles (6 miles square)
Page 20 - ... if the number formed by the last three digits is divisible by 8 if the sum of the digits is divisible by 9 if its last digit is 0 Simplify 3525 4341 This fraction can be simplified by dividing 3.
Page 20 - Which of the following are divisible by 9 : 24,795 ? 681,453 ? 745,613 ? 24,738 ? 7. // the sum of the digits of a number is divisible by 3, the number is divisible by 3.