Here's a starter: + plus - minus x times/multiplied by ÷ divided by = equals So, three plus eleven equals fourteen; fourteen minus two equals twelve; twelve times four is forty-eight; forty-eight divided by six equals eight. If you search online for "maths symbols English", you'll find all the others.

Here are a few more: ≠ not equal to < less than > greater than ≤ less than or equal to ≥ greater than or equal to ± plus-minus, plus or minus R² R squared (the 2 is called an exponent) ( ) parentheses --> open parentheses ( ... close parentheses ) √a square root [of a] [ ] brackets --> open brackets [ ... close brackets ]