| Range of Terms (top 100 most frequently used) |
Textbook series (usage code) | CNX Link | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | ||
| ACUTE ANGLE | 4 | - | 4 | - | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| ADDITION (DECIMAL) | 4 | 4 | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 3 |
| ADDITION (FRACTION) | 4 | 3 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 4 |
| ADDITION (INTEGER) | - | 4 | 3 | - | 4 | 4 | 4 | 4 | - | 4 | 4 | 4 | |
| ANGLE | 4 | 4 | 3 | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 3 | 4 | 4 |
| AREA OF TRIANGLE | 2 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | - |
| AVERAGE (STATISTICS) | - | 4 | - | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 3 |
| BAR GRAPH (STATISTICS) | 3 | - | - | 3 | 3 | 3 | 4 | 3 | - | 3 | - | 4 | 2 |
| CENTER (CIRCLE) | 3 | 3 | - | 3 | 3 | 3 | 3 | 3 | - | 4 | 4 | 4 | 3 |
| CENTIMETER | 3 | - | 3 | 3 | 4 | 4 | 3 | 4 | 3 | 4 | - | 3 | - |
| CIRCLE | 4 | 4 | - | 3 | 3 | 4 | 4 | 3 | 3 | 3 | 4 | 4 | 3 |
| CIRCLE (AREA) | - | 4 | 4 | 4 | 4 | - | 4 | 1 | 4 | 1 | 4 | 4 | - |
| CIRCLE GRAPH (STATISTICS) | 3 | - | 3 | - | 3 | 4 | 3 | 3 | 3 | 3 | 4 | 4 | 3 |
| CIRCUMFERENCE | 4 | 4 | 4 | 4 | 4 | - | - | 4 | 4 | 4 | 4 | 4 | 3 |
| CONGRUENT ANGLES | 4 | 4 | 4 | 4 | 4 | - | - | 4 | - | - | 4 | 4 | - |
| DECIMAL | 3 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 4 | 4 | 2 |
| DEGREE (ANGLE) | 4 | 3 | 3 | 3 | 3 | 4 | 3 | 3 | 4 | - | 2 | 4 | 4 |
| DENOMINATOR | 3 | 3 | - | 3 | 3 | 4 | 3 | 4 | 3 | 3 | 4 | 4 | 4 |
| DIAMETER | 4 | - | - | 4 | 4 | 4 | - | 4 | 4 | 4 | 4 | 4 | 3 |
| DIVISION (DECIMAL) | 4 | 4 | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | - |
| DIVISION (FRACTION) | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | - |
| DIVISION (WHOLE NUMBER) | 2 | 2 | 3 | - | 4 | 4 | 4 | 4 | 3 | 4 | - | 3 | 3 |
| DIVISOR QUOTIENT (WHOLE NUMBER) | 3 | - | - | - | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | - |
| EQUATION | 4 | 3 | 4 | - | 3 | 4 | - | 3 | 3 | 3 | 4 | 4 | - |
| EQUILATERAL TRIANGLE | - | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | - |
| EQUIVALENT FRACTIONS | 4 | 3 | 4 | 2 | 4 | 4 | 2 | 4 | 4 | 2 | 4 | 4 | 4 |
| ESTIMATING PRODUCTS (WHOLE NUMBER) | 4 | 3 | 4 | - | 3 | 4 | 4 | 3 | 4 | 3 | - | 4 | - |
| ESTIMATING PRODUCTS (WHOLE NUMBER) | 4 | - | 4 | - | 4 | 4 | 4 | 2 | 4 | 4 | - | 3 | |
| ESTIMATION (DECIMAL ) | 3 | 4 | - | 3 | 4 | 4 | - | 3 | 3 | 4 | - | 4 | - |
| EXPONENT | 4 | 4 | - | 3 | 4 | 1 | - | 4 | 4 | 4 | 4 | 3 | - |
| FACTOR (WHOLE NUMBER) | 3 | 3 | - | - | 3 | 4 | 3 | 3 | 3 | 3 | 4 | 3 | 3 |
| FRACTION | 3 | 3 | - | 3 | 4 | 4 | 4 | 4 | 3 | 4 | 4 | 4 | 3 |
| FRACTION TO DECIMAL | 2 | 3 | - | 3 | 3 | - | 3 | 3 | 3 | 3 | 4 | - | 4 |
| GCF (WHOLE NUMBER) | 4 | 4 | 3 | - | - | 4 | 3 | 4 | - | 3 | 4 | 4 | - |
| INTEGER | 4 | 3 | 4 | - | 4 | 4 | 4 | 3 | 4 | 3 | 3 | 4 | - |
| ISOSCELES TRIANGLE | - | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | - |
| LCD (FRACTION) | 4 | - | 4 | 4 | 4 | 3 | - | 3 | 3 | 3 | 4 | 4 | - |
| LCM (WHOLE NUMBER) | 4 | 4 | - | - | - | 3 | 3 | 4 | 3 | 3 | 4 | 4 | - |
| LENGTH | - | 3 | 3 | 3 | 3 | 3 | 3 | 3 | - | 3 | 3 | - | 3 |
| LINE | 3 | 4 | - | - | 3 | 3 | 4 | 4 | 4 | 3 | 3 | 4 | 3 |
| LINE GRAPH (STATISTICS) | 2 | 3 | 4 | 3 | 3 | 3 | 4 | 4 | 3 | 4 | 4 | 4 | - |
| LINE SEGMENT | 4 | 3 | - | - | 3 | 3 | 4 | 4 | 4 | 2 | - | 4 | 3 |
| LOCATING POINTS (COORDINATE SYSTEM) | 3 | - | 2 | 3 | 3 | 2 | - | 3 | - | 3 | 2 | 2 | 2 |
| METRIC UNITS | - | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | - | 2 | 2 |
| MIXED NUMERAL | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| MULTIPLE (WHOLE NUMBER) | - | 3 | - | 3 | 3 | 4 | 3 | - | 4 | 3 | 4 | 4 | 3 |
| MULTIPLICATION (DECIMAL) | 4 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 3 |
| MULTIPLICATION (FRACTION) | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | - |
| MULTIPLICATION (WHOLE NUMBER) | - | - | 3 | 3 | 4 | 3 | 3 | 4 | 3 | 4 | - | 3 | - |
| MULT. PROPERTIES (WHOLE NUMBER) | 3 | 2 | 2 | - | 4 | 4 | 4 | 4 | 4 | 1 | - | - | 3 |
| NEGATIVE INTEGER | 4 | 3 | - | - | 3 | 4 | 3 | 4 | 4 | 3 | 3 | 4 | - |
| NUMBER LINE (INTEGER) | 3 | 3 | 3 | - | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | - |
| NUMERATOR | 3 | 3 | - | 3 | 3 | 4 | 3 | 4 | 3 | 3 | 4 | 4 | 4 |
| OBTUSE ANGLE | 4 | - | 4 | - | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| OPPOSITIES (INTEGER) | 3 | 4 | 4 | - | 3 | 4 | 4 | 3 | 3 | 3 | 4 | 4 | - |
| ORDERED PAIR (COORDINATE SYSTEM) | - | - | 4 | 2 | 3 | 2 | 2 | 4 | - | 3 | 4 | 4 | 2 |
| PARALLEL LINES | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 3 |
| PARALLELOGRAM | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | - |
| PERCENT | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | - |
| PERCENT NOTATION | 3 | 4 | - | 4 | 3 | 3 | 3 | 3 | 4 | 3 | 3 | 2 | - |
| PERIMETER | - | 4 | 3 | 4 | 4 | 4 | - | 4 | 4 | - | 3 | 4 | 3 |
| PERPENDICULAR LINES | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 4 | - |
| PLACE VALUE (NUMBERS) | 4 | 4 | 4 | 2 | 3 | 3 | 3 | 3 | 3 | - | - | 3 | 3 |
| POLYGON | 4 | - | - | 3 | 4 | 4 | 4 | 3 | 4 | 4 | 4 | 4 | - |
| POSITIVE INTEGER | 4 | 3 | 3 | - | 3 | 4 | 3 | 4 | 4 | 3 | 3 | 4 | - |
| PRIME NUMBER | 4 | 4 | 4 | 1 | - | 4 | 4 | 4 | - | 4 | 4 | 4 | 3 |
| PROBABILITY | 3 | 3 | 3 | - | 4 | 3 | 3 | 3 | 3 | 4 | 4 | 4 | 3 |
| PROPORTION | 4 | 4 | 4 | - | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | - |
| PROTRACTOR | 3 | 3 | 4 | 3 | 3 | 4 | 3 | 3 | 4 | 3 | - | 3 | 3 |
| PRISM (VOLUME) | 2 | - | 3 | 2 | - | 4 | 3 | 2 | 2 | 4 | 4 | - | |
| PROBLEM SOLVING | 2 | 2 | 2 | 3 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 2 |
| QUADRILATERAL | 3 | - | - | 3 | 4 | - | 4 | 4 | 4 | 4 | 4 | 4 | - |
| RADIUS | 4 | 3 | - | 3 | 4 | 4 | 3 | 4 | 3 | 4 | 4 | 4 | 3 |
| RATIO | 3 | 3 | 4 | - | 4 | 4 | 3 | 4 | 4 | 3 | 4 | 4 | - |
| RECIPROCAL (FRACTION) | 4 | 4 | 4 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | - |
| RECTANGLE | 4 | 4 | - | 4 | 4 | - | 4 | 4 | 4 | 4 | 4 | 4 | 3 |
| RECTANGLE (AREA) | - | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | - | 4 | 3 |
| RHOMBUS | 4 | 4 | - | 4 | 4 | 4 | 4 | 4 | 4 | - | - | 4 | - |
| RIGHT ANGLE | 4 | 3 | 4 | - | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| RIGHT TRIANGLE | - | - | 4 | 4 | 4 | 4 | 4 | - | 4 | 4 | 4 | 4 | - |
| ROUNDING DECIMALS | - | 4 | - | 3 | 4 | 3 | 4 | 4 | 3 | 4 | 4 | 4 | 4 |
| SIMPLEST FORM (FRACTION) | 4 | 2 | 4 | 4 | 2 | 4 | 4 | 2 | 2 | 2 | 4 | 4 | 3 |
| SQUARE | 4 | 4 | - | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| SUBTRACTION (DECIMAL) | 3 | 4 | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | - | 3 | 3 |
| SUBTRACTION (FRACTION) | 4 | 3 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | - |
| SUBTRACTION (INTEGER) | 4 | 4 | 4 | - | 4 | - | 4 | 4 | 4 | 4 | 4 | 4 | - |
| SUBTRACTION (WHOLE NUMBER) | 3 | - | 3 | 3 | 4 | 4 | 4 | 4 | 3 | 4 | - | - | 4 |
| SUM OF ANGLES | - | 4 | - | 4 | 3 | - | 3 | 1 | 3 | 3 | 4 | 3 | - |
| SURFACE AREA | - | 4 | - | - | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | - |
| TENTHS HUNDREDTHS (DECIMAL) | 4 | 3 | - | 3 | 3 | 3 | - | 3 | 3 | 4 | 3 | - | 3 |
| THOUSANDTHS (DECIMAL) | 4 | 3 | - | 3 | 3 | 3 | - | 3 | 3 | 4 | 3 | - | - |
| TRIANGLE | 3 | - | 3 | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 3 | 4 | 3 |
| VERTEX (ANGLE) | 4 | 4 | 3 | - | 3 | - | 3 | 4 | 3 | 4 | 4 | 3 | 4 |
| VOLUME | 2 | 4 | 4 | 4 | 4 | 4 | - | 4 | 4 | 3 | 3 | 4 | 3 |
| WEIGHT | 3 | - | 3 | - | 3 | 3 | 3 | 3 | 3 | 3 | - | 4 | 2 |
| WHOLE NUMBER | 3 | 3 | - | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 4 | 3 |
| WORD PROBLEM (FRACTION) | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | - | 2 |
| WORD PROBLEM (DECIMAL) | - | - | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | - | 2 | 2 |
| WORD PROBLEM (PERCENT) | 2 | 2 | - | 2 | 2 | 2 | 2 | 2 | - | 2 | 2 | - | - |
| WORD PROBLEM (RATIO) | 2 | 3 | - | - | 2 | 2 | 2 | 2 | 2 | 2 | 2 | - | - |