X- 2 7 X= 3 4 X× 3 =20× 1 5 4 X+ 3 X=121 8 6X+5 =13.4 X÷ 2 = 7 7 16 12 5 ÷X=130 X÷ 6 = 26 × 13 35 45 25 3 X-21× 2 =4 10 3 4χ -6=38 5X= 15 19 2 X÷ 1 =12 3 4 . . 六年级解方程 200 题 23 2X + 5 = 5 70%X + 20%X = 3.6 25% + 10X = 4 5 5X-3× 5 = 5 21 7 X - 15%X = 68 2 X÷ 1 =12 34 3X ?1 ?3 4 48 3X= 3 8 X+ 7 X= 3 84 3 X = 25 5 72 4X-6× 2 =2 3 8 X = 1 ×16 9 6 51 4x-3 ×9 = 29 1x+ 1x=4 2 6 6X+5 =13.4 21 3 5 X-3 X=10 8 X= 4 21 15 3 X= 25 5 72 X÷ 4 = 15 5 28 8 X= 1 × 16 9 6 51 X÷ 6 = 26 ÷ 13 35 45 25 . X-0.25= 1 4 X =30% 4 4+0.7X=102 2 X+ 1 X=42 32 X+ 1 X=105 4 X- 3 X=400 8 X-0.125X=8 36 = 3 X 4 3 X+7 X=18 x× 2 + 1 =4× 3 32 8 0.36×5- 3 4 x = 3 5 x- 0.8x = 16+6 X+25%X=90 1 3 13 X×( 6 + 8 )=12 X- 3 X=12 7 2 3 (x- 4.5) = 7 20 x– 8.5= 1.5 X-37 X= 8 9 x-0.375x= 5 6 5 X-2.4×5=8 1 2 x- 25%x = 10 x- 4 5 x -4= 21 (1) 3 χ+2.4χ=6 5 (2)3.5: χ=5:4.2 (3)1.8χ-χ=2.4 (4) 10 = 2.5 x 0.8 (5)6×3-1.8χ=7.2 (6)17-5χ=2.4+3 1 5 (7) x = 1.2 45 (8) χ- 1 χ= 3 4 8 (9)12.6× 5 -2χ=8 6 . . (10) x = 1.5 1.2 0.6 (11) 3 × 1 -χ= 1 52 5 (12) 2 χ+50%=42 3 (13)4χ-13=31 (14)4.5+8χ=27 1 2 (15)2χ+4.3×3=14 1 2 (16) χ×(1- 3 )=1 2 8 3 (17)χ- 1 χ= 3 4 8 (18)3 1 ÷4χ=2.5 2 (19) x = 1.5 0.4 6 (20)1.6:χ= 2 : 3 5 10 (21)3χ-16×3=102 (22)x:1 7 = 1 : 1 9 20 3 (23)4χ+7.1=12.5 (24)χ:0.6= 1 :4 3 (25) 2 : 3 = 7 :χ 379 (26) 0.3χ-2=9.1 (27) x = 0.6 7 3.5 (28) 1 x- 1 = 1 2 48 (29) χ: 1 = 1 : 1 2 48 (30) 1 : χ= 1 : 1 2 48 (31)3χ+ 1 χ=2 2 4 13 (32) 5 : 5 =0.3: χ 14 7 . . (33)131-χ=89.2 (34) 1 :0.25=80%: χ 3 (35)4χ+7.1=12.5 (36) 3 - 1 χ= 1 42 5 (37) 2 χ- 1 χ+ 1 = 2 3 2 53 (38) 3 : 3 =χ:12 45 (39) χ- 1 χ= 7 2 10 (40) χ: 3 =12:3 4 (41)2.4χ-0.45×2=0.3 42) 1 : 1 =χ:0.1 48 (43)6.3-5χ=4.1 (44)1.25:5=0.75:χ (45) 1 :χ= 3 :6 2 4 (46) 3 ×2.5-χ=0.6 5 (47) χ- 1 χ= 5 6 12 (48) 1 : χ= 1 : 6 3 57 (49) x = 0.1 10 2 (50) 2 χ- 1 χ+1.2=3.4 3 2 (51)4:6=15:χ (52) 1 : 3 =χ: 2 24 3 (1) 3 χ+2.4χ=6 5 (2)3.5: χ=5:4.2 . . (3)1.8χ-χ=2.4 (4) 10 = 2.5 x 0.8 (5)6×3-1.8χ=7.2 (6)17-5χ=2.4+3 1 5 (7) x = 1.2 45 (8) χ- 1 χ= 3 4 8 (9)12.6× 5 -2χ=8 6 (10) x = 1.5 1.2 0.6 (11) 3 × 1 -χ= 1 52 5 (12) 2 χ+50%=42 3 (13)4χ-13=31 (14)4.5+8χ=27 1 2 (15)2χ+4.3×3=14 1 2 (16) χ×(1- 3 )=1 2 8 3 (17)χ- 1 χ= 3 4 8 (18)3 1 ÷4χ=2.5 2 (19) x = 1.5 0.4 6 20)1.6:χ= 2 : 3 5 10 (21)3χ-16×3=102 (22)x:1 7 = 1 : 1 9 20 3 (23)4χ+7.1=12.5 (24)χ:0.6= 1 :4 3 (25) 2 : 3 = 7 :χ 379 . . (26) 0.3χ-2=9.1 (27) x = 0.6 7 3.5 (28) 1 x- 1 = 1 2 48 (29) χ: 1 = 1 : 1 2 48 (30) 1 : χ= 1 : 1 2 48 (31)3χ+ 1 χ=2 2 4 13 (32) 5 : 5 =0.3: χ 14 7 (33)131-χ=89.2 (34) 1 :0.25=80%: χ 3 (35)4χ+7.1=12.5 (36) 3 - 1 χ= 1 42 5 (37) 2 χ- 1 χ+ 1 = 2 3 2 53 (38) 3 : 3 =χ:12 45 (39) χ- 1 χ= 7 2 10 (40) χ: 3 =12:3 4 (41)2.4χ-0.45×2=0.3 (42) 1 : 1 =χ:0.1 48 (43)6.3-5χ=4.1 (44)1.25:5=0.75:χ (45) 1 :χ= 3 :6 2 4 (46) 3 ×2.5-χ=0.6 5 (47) χ- 1 χ= 5 6 12 (48) 1 : χ= 1 : 6 3 57 . . (49) x = 0.1 10 2 (50) 2 χ- 1 χ+1.2=3.4 3 2 (51)4:6=15:χ (52) 1 : 3 =χ: 2 24 3 单纯的课本内容,并不能满足学生的需要,通过补充,达到内容的完善 教育之通病是教用脑的人不用手,不教用手的人用脑,所以一无所能。教育革命的对策是手脑联盟,结果是手与脑的力量都可以大到不可思议。 .