运输队商务运粮食3400千克，下午运粮食2700千克，一天共运粮食多少千克？3R1L(B8w,t6?+_(e
算式：提示;v8F'B9U9K1K'W+|(}3R1L(B8w,t6?+_(e
答：一天共运粮食0A/P9N3v,V*e千克。3R1L(B8w,t6?+_(e