需要频繁用到数学技能，包括基本数学、预算、利润损失概念、百分比率和差异变通等。

Need to use mathematical skills frequently, including basic mathematics, budget, profit/loss concept, percentage and difference adaptations, etc.

youdao

需要频繁用到数学技能，包括基本数学、预算、利润损失概念、百分比率和差异变通等。

Need to use mathematical skills frequently, including basic mathematics, budget, profit/loss concept, percentage and difference adaptations, etc.

youdao