题目

直接写出得数。 40+9 =        10 +30 =       59 – 7 =       85 – 80 = 60+40 =       26 +10 =       88 – 8 =       50 +26 = 72 + 27 =      38 – 27 =      54 +25 =       73 – 23 = 100 – 30 =     38 – 35 =      60 + 15 =       16 + 40 = 答案：49；40；52；5；100；36；80；76；99；11；79；50；70；3；75；56

查看本题答案和解析