I'm afraid we can't work out the math problem unless the teacher helps us.
如果老师不帮助我们，恐怕我们解不出这道数学题。
Let's help him work out the math problem.
让我们帮助他算出这道数学题。
Tom came up with a way to work out the math problem.
汤姆想出了解决这道数学题的方法。
He tries to work out the math problem.
他试图解出那道数学题。
It is difficult to work out the math problem.
算出这个数学问题不容易。
We make up our mind to work out the math problem.
我们下决心要解出这道数学题。
It's very difficult to work out the math problem.
做出这些数学题很困难。
It is difficult for me to work out the math problem.
算出那道数学题对我来说太难了。
I can't work out the math problem in so short a time.
这么短的时间内我不能算出这道数学题。
I tried to work out the math problem in your way, but I failed.
我努力用你的方式解决这道数学题，但是失败了。
Did you work out the math problem in this way or (in) that way?
你用这种方法还是用那种方法把这道数学题算出来的？
If you can't work out the math problem in this way, why not try doing it in another way.
如果用这种方法你解不出这道数学难题，为什么不试着换一种方式呢？
If you can't work out the math problem in this way, why not try doing it in another way.
如果用这种方法你解不出这道数学难题，为什么不试着换一种方式呢？
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