Definition: to calculate the total of two or more numbers Level: B1
如果你把这些数字加起来，总数是多少？
If you ___add these figures ___up, what's the total?
她觉得把数字加起来很容易。
She finds it easy to ___add numbers ___up.
让我们把所有成本加起来看看最终金额。
Let's ___add ___up all the costs to see the final amount.
