20以内不进位不退位加减法150题日期_ 姓名_ 计时_得分_911153791116014713010191411813107121611141521120412545152150181006133108119217125174118241418173603173213911810268116221141391041121401714511451213514228016275501282432115471011146281200153171501815101621613130170180192975317516100015137416418713254191095142161014131961841910661915938413019815111313200152905243181318101917111521313131217414101511814171017102010172101087143182171263131133171332161419666191814441150162971716661212