For Dual Immersion Mandarin teachers, these word cards can help your second graders visualize the vocabulary words used in chapters 3-6 of Go Math!-Traditional Chinese characters-12 vocabulary words和(sum)加數(addend)減法(subtraction)加法公式(addition sentence)退位(regroup - subtraction)進位(regrou - addition)雙倍(double)條狀圖(bar model)行(row)差分(difference)四捨五入(rounding)估計(estimate)