Math - Unit 2 Vocabulary

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Across
  1. 4. the number that is being divided.
  2. 5. numbers that are multiplied together to get a product.
  3. 7. a letter that represents an unknown number
  4. 8. opposite operations, or ones that undo each other such as addition and subtraction or multiplication and division
  5. 10. a number that is not exact; a careful guess.
  6. 11. counting numbers and zero; 0, 1, 2, 3..
  7. 12. The first place value after the decimal point; represents 1/10 of a whole.
  8. 13. The second place value after the decimal point; represents 1/100 of a whole.
  9. 14. a mathematical sentence that contains an equals sign.
  10. 17. a mathematical phrase involving only numbers and operations
  11. 18. the size of each group or number of groups when the dividend is divided by the divisor; the answer to a division problem.
Down
  1. 1. a whole number greater than 1 with only two factors, 1 and itself
  2. 2. the rules that say which calculation comes first when simplifying an expression (PEMDAS)
  3. 3. a whole number greater than 1 that has more than two factors.
  4. 4. when a number can be divided by another with a whole number quotient and no remainder.
  5. 6. Numbers that are easy to add, subtract, multiply or divide mentally.
  6. 9. expressing a number to the nearest thousandths, hundredths, tenths, and so on as directed.
  7. 12. The third place value after the decimal point; represents 1/1000 of a whole.
  8. 15. the number the dividend is being divided by in a division problem.
  9. 16. The answer when two or more factors are multiplied together.