Mathematics Crossword

5. A mathematical statement with an 'equal to' symbol between two expressions that have equal values.
8. To make a math expression shorter or easier to work with.
11. The usual way of writing numbers using scientific notation.
12. The largest value that could round to a given number.
13. How close a measured or calculated value is to the real value.
15. The greatest or smallest possible value for a rounded measurement.
16. A set of symbols used to write or show numbers.
17. A rough calculation used to find about how much or how many.
18. A number that has a point separating the whole and fractional parts.
19. A number that, when multiplied by itself, gives another number.

1. Another name for an exponent or power in a number.
2. To find the result when one number is taken a certain number of times.
3. The digits in a number that show its accuracy.
4. A value that is almost the same as the true number.
6. Closest to the exact value but not perfectly accurate.
7. A number that cannot be written as a fraction, like √2 or π.
8. An irrational root of a whole number that cannot be expressed exactly as a simple fraction or a terminating/repeating decimal.
9. The number that tells how many times a base is multiplied by itself.
10. Changing a number to the nearest 10, 100, or other place value.
14. A way of writing very large or very small numbers using powers of ten.