Across
- 4. (项) A number, variable, or combination of both in an expression or equation.
- 6. (加法) To find the total of two or more numbers.
- 9. (解答) To find the answer to a problem.
- 10. (减法) To find the difference between two numbers.
Down
- 1. (方程式) A statement (陈述) with an = sign, showing wo expressions are the same.
- 2. 乘法) To find the total of one number that is repeated.
- 3. (变量)A symbol (like x or y) that represents (代表) an unknown number.
- 5. (表达式) A mix of numbers, variables, and operations (like + or x).
- 6. (代数)math that uses symbols (象征) to show numbers and quantities in equations.
- 7. (除法) To cut a number into equal parts.
- 8. (平衡) The idea that two things must be equal (匹).