Preface 

vii  
To The Student 

ix  
SECTION 1 WHOLE NUMBERS 

1  (21) 

Addition of Whole Numbers 


1  (4) 

Subtraction of Whole Numbers 


5  (5) 

Multiplication of Whole Numbers 


10  (4) 

Division of Whole Numbers 


14  (4) 

Combined Operations with Whole Numbers 


18  (4) 
SECTION 2 COMMON FRACTIONS 

22  (20) 

Addition of Common Fractions 


22  (6) 

Subtraction of Common Fractions 


28  (4) 

Multiplication of Common Fractions 


32  (4) 

Division of Common Fractions 


36  (3) 

Combined Operation with Common Fractions 


39  (3) 
SECTION 3 DECIMAL FRACTIONS 

42  (20) 

Addition of Decimal Fractions 


42  (4) 

Subtraction of Decimal Fractions 


46  (3) 

Multiplication of Decimal Fractions 


49  (3) 

Division of Decimal Fractions 


52  (3) 

Decimal and Common Fraction Equivalents 


55  (4) 

Combined Operations with Decimal Fractions 


59  (3) 
SECTION 4 PERCENTS, AVERAGES, AND ESTIMATES 

62  (15) 


62  (4) 


66  (3) 


69  (3) 


72  (3) 

Combined Problems on Percents, Averages, and Estimates 


75  (2) 
SECTION 5 POWERS AND ROOTS 

77  (15) 


77  (3) 


80  (5) 

Combined Operations with Powers and Roots 


85  (2) 

Metric Measure and Scientific Notation 


87  (5) 
SECTION 6 MEASURE 

92  (21) 


92  (5) 


97  (6) 


103  (5) 

Energy and Temperature Measure 


108  (3) 

Combined Problems on Measure 


111  (2) 
SECTION 7 RATIO AND PROPORTION 

113  (7) 


113  (2) 


115  (3) 

Combined Operations with Ratio and Proportion 


118  (2) 
SECTION 8 FORMULAS 

120  (29) 

Representation in Formulas 


120  (4) 

Rearrangement in Formulas 


124  (3) 


127  (10) 


137  (6) 


143  (3) 

Combined Problems on Formulas 


146  (3) 
SECTION 9 TRIGONOMETRY 

149  (26) 


149  (4) 


153  (8) 


161  (7) 


168  (4) 

Combined Problems in Trigonometry 


172  (3) 
Appendix 

175  (8) 
Glossary 

183  (3) 
Answers to OddNumbered Problems 

186  