人教版小学六年级数学解方程练习题(1)+2.4=6 (2)3.5: =5:4.2 (3)1.8=2.4 (4)=(5)631.8=7.2 (6)175=2.4+3 (7)= (8) =(9)12.62=8 (10)= (11)= (12) +50%=42(13)413=31 (14)4.5+8=27 (15)2+4.33=14 (16) (1)1(17) (18)342.5 (19) (20)1.6:(21)3163102 (22)x:1: (23)47.112.5 (24):0.6:4(25):: (26) 0.329.1 (27) (28)x(29) : : (30): : (31)3+2 (32):0.3: (33)13189.2 (34):0.2580: (35)47.112.5 (36)(37) (38):12 (39) = (40) :=12:3(41)2.40.452=0.3 (42):=:0.1 (43)6.35=4.1 (44)1.25:5=0.75:(45):=:6 (46)2.5=0.6 (47)= (48): =:(49)= (50)+1.2=3.4 (51)4:6=15: (52):=:2