| 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 | - |
| ADDEND (WHOLE NUMBER) | - | - | - | - | 3 | 3 | 4 | 3 | 3 | 3 | 4 | 3 | - |
| ADDITION (DECIMAL) | 4 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 3 | 4 | 4 | 4 | 4 |
| ADDITION (FRACTION) | 4 | 4 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 3 |
| ADDITION (WHOLE NUMBER) | - | 3 | 3 | - | 4 | 3 | 3 | 3 | 3 | 3 | 4 | 3 | 4 |
| ADD AND SUBTRACTION RELATION | 2 | 4 | - | 3 | - | - | 3 | - | 2 | 3 | 3 | 3 | 3 |
| ANGLE | 4 | - | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 3 |
| AREA | 4 | - | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 4 | 4 | - |
| AREA OF TRIANGLE | 2 | 4 | 4 | - | - | 4 | 4 | 4 | 2 | 4 | 4 | 4 | - |
| ASSOCIATIVE (ADD.) (WHOLE NUMBER) | 4 | 2 | - | - | 2 | 4 | 4 | 2 | - | - | 4 | 4 | 3 |
| AVERAGE (STATISTICS) | - | 3 | 4 | - | 4 | 4 | 4 | 4 | 4 | 4 | - | - | - |
| BAR GRAPH (STATISTICS) | 2 | - | - | 3 | 3 | 3 | 4 | 3 | - | 3 | 3 | 4 | - |
| CENTER (CIRCLE) | 3 | - | 3 | 3 | 3 | - | 3 | 3 | 3 | 3 | 3 | 4 | - |
| CENTIMETER | 3 | - | 3 | 3 | 3 | 3 | 4 | 3 | 3 | 3 | 3 | 3 | 3 |
| CIRCLE | 4 | 3 | 3 | 3 | 3 | - | 3 | 3 | 3 | 3 | 4 | 4 | - |
| COMMUTATIVE (ADD.) (WHOLE NUMBER) | 4 | - | - | - | 2 | 4 | 4 | 2 | 2 | - | 3 | 4 | 3 |
| CONE | 3 | - | - | 3 | 3 | 3 | 3 | 3 | 4 | 3 | - | 3 | - |
| CUBE | - | - | - | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 4 | 3 | 4 |
| CYLINDER | 4 | 4 | - | 3 | 3 | 3 | 3 | 3 | 4 | 3 | - | 3 | - |
| DECIMAL | 3 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 4 | 4 | 2 |
| DECIMAL NOTATION | 2 | 4 | - | - | 3 | 3 | 3 | 3 | - | 3 | 2 | - | 4 |
| DEGREE (ANGLE) | 4 | 4 | 3 | 4 | 3 | 1 | 3 | 3 | 3 | 4 | 3 | 4 | - |
| DENOMINATOR | 3 | 3 | 3 | 3 | 4 | 4 | 3 | 3 | 4 | 4 | 4 | 4 | 4 |
| DIAMETER | 4 | - | 4 | 4 | 4 | - | 4 | 4 | - | 4 | 4 | 4 | - |
| DIVISION (WHOLE NUMBER) | 2 | 2 | 3 | 3 | 4 | 4 | 4 | 4 | 3 | 4 | 4 | 4 | 3 |
| DIVISOR QUOTIENT (WHOLE NUMBER) | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 4 | 4 | 3 |
| EDGE (POLYHEDRON) | 3 | - | - | 3 | 3 | 4 | - | 3 | 4 | 3 | - | 4 | - |
| ENGLISH UNITS (MEASUREMENT) | 2 | 3 | - | 2 | 2 | 2 | 2 | 2 | 2 | 2 | - | - | - |
| EQUATION | 3 | 4 | - | - | 3 | - | - | 1 | 3 | 3 | 3 | 4 | - |
| EQUIVALENT FRACTIONS | 4 | 4 | 4 | 2 | 4 | 4 | 2 | 4 | 4 | 2 | 4 | 4 | 4 |
| ESTIMATING PRODUCTS (WHOLE NUMBER) | 2 | 3 | 3 | 4 | 3 | 4 | 3 | 2 | 4 | 4 | 4 | 4 | 2 |
| ESTIMATING SUMS (WHOLE NUMBER) | - | 4 | 3 | 3 | 4 | 4 | 4 | 4 | 3 | 4 | 3 | 3 | 3 |
| FACE (POLYHEDRON) | 3 | - | - | 3 | 3 | 4 | - | 4 | 4 | 3 | - | 4 | - |
| FACTOR (WHOLE NUMBER) | 3 | 3 | 3 | 3 | 3 | 4 | 3 | 3 | 3 | 3 | 4 | 4 | 4 |
| FRACTION | 3 | 3 | 3 | 3 | 3 | 4 | 4 | 3 | 3 | 3 | 4 | 4 | 4 |
| GCF (WHOLE NUMBER) | 4 | 2 | - | 3 | - | 3 | 3 | 4 | - | - | 4 | 4 | - |
| HEXAGON | - | - | - | 3 | 3 | 4 | 3 | 4 | 4 | 3 | - | 3 | 3 |
| INCH | 3 | - | - | - | 3 | 3 | 3 | 3 | 3 | 4 | 3 | 3 | - |
| IDENTITY (ADDITION) (WHOLE NUMBER) | 4 | 2 | - | - | 2 | 2 | 2 | 2 | 2 | - | - | 4 | - |
| INEQUALITY (DECIMAL) | - | - | - | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | - | 2 |
| INTERSECTING LINES | - | - | 3 | - | 3 | - | 4 | 4 | 3 | 4 | 4 | 4 | - |
| KILOMETER | - | - | - | - | 3 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | - |
| LCD (FRACTION) | 4 | - | - | 3 | 3 | 3 | - | 3 | 3 | 3 | - | 4 | - |
| LCM (WHOLE NUMBER) | 4 | 2 | - | 3 | - | 3 | 4 | 4 | 3 | - | 4 | - | - |
| LINE | 4 | 4 | 3 | 3 | 4 | 3 | 3 | 4 | 4 | 4 | 4 | 4 | - |
| LINE GRAPH (STATISTICS) | 2 | - | - | - | 3 | 3 | 2 | 3 | 3 | 4 | 4 | 4 | - |
| LINE SEGMENT | 4 | 4 | 3 | - | 2 | 4 | 4 | 4 | 4 | 2 | 4 | 4 | - |
| LOCATING POINTS (COORDINATE SYSTEM) | - | 2 | 2 | 2 | 2 | 3 | 2 | 3 | - | 3 | 3 | 3 | - |
| METRIC UNITS | 3 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 4 | 3 | 2 |
| MIXED NUMERAL | 2 | 2 | 4 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| MULTIPLICATION (DECIMAL) | - | - | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | - |
| MULTIPLICATION (FRACTION) | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 2 |
| MULTIPLICATION (WHOLE NUMBER) | 3 | 2 | 3 | 3 | 4 | 3 | 3 | 3 | - | 4 | 4 | 4 | 3 |
| MULT. AND DIVISION (WHOLE NUMBER) | 2 | 4 | - | 3 | 3 | 3 | 3 | 3 | - | 3 | - | - | - |
| MULT. PROPERTIES (WHOLE NUMBER) | 3 | 2 | - | - | 4 | 4 | 4 | 4 | 4 | - | - | 4 | 2 |
| NAMING AN ANGLE | 4 | - | 4 | 4 | 3 | - | 3 | 2 | - | 4 | 3 | 3 | - |
| NUMERATOR | 3 | 3 | 3 | 3 | 4 | 4 | 3 | 3 | 4 | 4 | 4 | 4 | 4 |
| OBTUSE ANGLE | 4 | - | 4 | - | 4 | - | 4 | 4 | 4 | 4 | 4 | 4 | - |
| ORDERED PAIR (COORDINATE SYSTEM) | 4 | - | - | 2 | 2 | 3 | 3 | 4 | - | 4 | 4 | 4 | - |
| PARALLEL LINES | 4 | 4 | 4 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | - |
| PARALLELOGRAM | 4 | - | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | - |
| PERCENT | 4 | - | 3 | 4 | 4 | 4 | - | 4 | 4 | - | 4 | 4 | - |
| PERCENT NOTATION | 4 | - | 4 | 4 | 3 | 3 | - | 3 | 4 | - | 3 | 2 | - |
| PERPENDICULAR LINES | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | - |
| PLACE VALUE (NUMBERS) | 3 | 4 | 4 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 4 | 4 | 4 |
| PERIMETER | - | 4 | 4 | 4 | 4 | 4 | - | 4 | 4 | 4 | 4 | 4 | - |
| POLYGON | 4 | - | - | 4 | 4 | 3 | 4 | 3 | 4 | 3 | 2 | 4 | - |
| PRIME NUMBER | 4 | 4 | - | 1 | 1 | 1 | 4 | 4 | 1 | - | 4 | 4 | 4 |
| PROBABILITY | 3 | 3 | - | 1 | 4 | 3 | 3 | 1 | 4 | - | 4 | 4 | - |
| PROBLEM SOLVING | 2 | - | - | 4 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 2 |
| PROTRACTOR | 3 | 3 | 3 | 3 | 3 | 1 | 3 | 3 | 3 | 3 | 4 | 3 | - |
| QUADRILATERAL | 3 | - | - | 3 | 4 | 3 | 3 | 4 | 4 | 3 | 4 | 4 | 4 |
| RADIUS | 3 | - | 4 | 3 | 4 | - | 4 | 4 | 4 | 4 | 4 | 4 | - |
| RATIO | 3 | 3 | 4 | - | 4 | 4 | 3 | 4 | 3 | 4 | 4 | 4 | - |
| RECTANGLE | 4 | - | - | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| RECTANGLE (AREA) | 2 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 3 | 4 | - |
| RECTANGULAR PRISM | - | - | - | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 4 |
| REMAINDER (WHOLE NUMBER) | 3 | 2 | 3 | 3 | 3 | 3 | 3 | 4 | 4 | 3 | 4 | 4 | - |
| RENAMING (FRACTION) | 3 | 4 | 3 | 2 | 3 | 3 | 3 | - | - | 3 | 3 | - | - |
| RIGHT ANGLE | 4 | - | 4 | 3 | 3 | 3 | 4 | 4 | 4 | 3 | 4 | 4 | - |
| ROUNDING | - | - | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | - | 4 |
| SIMPLEST FORM (FRACTION) | 4 | 2 | - | 3 | 2 | 3 | 4 | 2 | 2 | 2 | 4 | 4 | 3 |
| SQUARE | 4 | - | - | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| SQUARE CENTIMETER | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 4 | - | - | - |
| SUBTRACTION (DECIMAL) | 4 | 4 | 3 | 3 | 4 | 4 | 4 | 4 | 3 | 4 | 4 | 4 | 4 |
| SUBTRACTION (FRACTION) | 4 | 4 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 2 |
| SUBTRACTION (WHOLE NUMBER) | 4 | 4 | 3 | 3 | 4 | - | 3 | 4 | 3 | 4 | 4 | - | 3 |
| TENTHS HUNDREDTHS (DECIMAL) | 3 | 3 | - | 3 | 3 | 3 | 3 | 3 | 3 | 4 | 3 | 3 | 3 |
| UNIT VOLUME | 2 | 2 | - | 2 | 2 | 2 | 2 | 2 | - | 2 | 2 | 2 | - |
| VOLUME | - | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 4 | 4 | - |
| WEIGHT | 3 | - | 3 | - | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| WORD PROBLEM (DECIMAL) | - | 2 | 2 | 2 | 2 | 2 | - | 2 | 2 | 2 | 2 | 2 | - |
| WORD PROBLEM (FRACTION) | - | 2 | - | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| WORD PROBLEMS (WHOLE NUMBER) | 2 | 2 | 2 | - | 2 | 2 | 2 | 2 | 2 | 2 | - | 3 | 2 |
| SPHERE | 4 | - | - | 3 | 3 | 3 | 3 | 3 | 4 | 3 | - | 3 | - |
| TEMPERATURE | - | - | 3 | 1 | 3 | 3 | 3 | 3 | 1 | 3 | - | 3 | - |
| TRIANGLE | - | - | - | 4 | 4 | 4 | 3 | 4 | 4 | 3 | 3 | 3 | 4 |
| VERTEX (ANGLE) | 4 | 4 | 3 | - | 3 | - | - | 4 | 4 | 4 | 4 | 4 | - |
| WHOLE NUMBER | 3 | 3 | - | - | 3 | 3 | - | 3 | 3 | 3 | 3 | 4 | - |