Across
- 2. A scale of temperature on which water freezes at and boils at under standard conditions.
- 3. (two words)Changing numbers to the nearest ten, hundred, thousand, and so on.
- 6. (two words)A real or imaginary flat surface from which an angle is measured.
- 9. (two words)Symbols in the old Roman notation that represent numbers.
- 13. A method of naming.
- 15. (two words)A convention of time keeping in which the day runs from midnight to midnight and is divided into 24 hours.
- 16. Numbers used to express either a whole or part of a whole.
- 18. (two words)Fractions that have numerators that are larger than the denominators.
- 19. One way of expressing parts of numbers or anything else that has been divided into parts, with the parts being expressed in units of 10.
- 21. A way of expressing numbers that represent parts of a whole.
- 22. (two words)A decimal measuring system based on the meter, liter, and gram as units of length, capacity, and weight or mass.
Down
- 1. (two words)Numbers that are traditionally used to count (1, 2, 3, …); they do not contain fractions.
- 4. (two words)A system of units developed so patients could measure out dosages at home using ordinary containers found in the kitchen.
- 5. A scale of temperature on which water freezes at 0 degrees and boils at 100 degrees under standard conditions.
- 7. (two words)A system used for weighing drugs and solutions, brought to the United States from England during the colonial period
- 8. Measurements in degrees of the distance between a reference plane and a line drawn from a point on the plane.
- 10. Comparison used to show relationships between numbers or like values; for example, how many of one number or value is present as compared with the other.
- 11. Calculating the approximate answer.
- 12. The multiplicative inverse of a number or fraction; a fraction that has been inverted or turned upside down so the denominator becomes the numerator.
- 14. A scale of temperature on which water freezes at 0 degrees and boils at 100 degrees under standard conditions.
- 17. A statement of equality between two ratios, or the relationship of one part to another part.
- 20. A unit of measurement.