来自蒲小兰的问题
80道口算速求(初中简单)
80道口算速求(初中简单)
1回答
2020-01-23 15:19
80道口算速求(初中简单)
80道口算速求(初中简单)
1.(1+1/2)(1+1/3)(1+1/4).(1+1/100)2.(1-1/2)(1-1/3)(1-1/4).(1-1/100)3.8+2-8+24.25*4/25*45.7.26-(5.26-1.5)6.286+1987.314-2028.526+3019.223-9910.6.25+3.85-2.125+3.87511.9-2456*2112.0.5/11.5-4*2...