五年级下册数学暑假作业答案【26-41页】.doc

拻爛撰狟聊杅悝扻樑釬珛湘偶26-41珜 扻樑鎮奻憩賦旰賸拸蚡蕉厙袧掘賸拻爛撰狟聊杅悝扻樑釬珛湘偶26-41珜鼎湮模統蕉P26-272沓諾(1)4 96 (2)83/1000 25/366 (3) a -10b3沓珨沓 (1)蟯伎 懦伎 窪伎(2) 3414.54 7.2455恁寁C 秪峈 醱腔酗睿遵煦梗夔掩棟蚸腔酗遵淕壺6賤樵恀枙(1)3,4=12 12 4=48(2)8.5 6 +( 8.5 3 + 6 3)2 -12.5 = 125.5 (源譙)125.56=753(啋)(3)(10+1)8=88啋雄齟踐苤杅窒煦(5.8-3.4)(8-4)=0.6淕杅窒煦3.4-0.64=1埻懂苤杅1+0.6=1.6P28292恁寁 B B B A4(1)24 30 (2) 21 (3) Y = 6X5賤樵恀枙(1) (6+12)(12-6+1)2 =63(