arithmetic
noun [ U ] uk/əˈrɪθ.mə.tɪk/ us/əˈrɪθ.mə.tɪk/
算术
the part of mathematics that involves the adding and multiplying, etc. of numbers
I've never been very good at arithmetic. 我从来不擅长算术。
an arithmetic test 算术考试
算术运算;演算;计算
calculations involving adding and multiplying, etc. numbers
I did some quick mental arithmetic and decided it was going to cost too much. 我快速心算了一下，觉得费用会太高。
I can't figure out which of these is cheaper - could you do the arithmetic? 我弄不清楚哪种便宜些，你能算一算吗？
- More examples
- What does all that add up to? I'm afraid my mental arithmetic isn't very good.
- These kids have had seven years in school and they can't even do some simple arithmetic!
- She was taught reading, writing and arithmetic at the village school.
- He tried to do his tax form but he couldn't work out all the arithmetic.
- I couldn't work in a post office - there is too much arithmetic involved!