1、人教版小学六年级数学下册解比例专项训练 69 1 1 1 x: :8x 6 9 4 1 0.4 8.5: x 7.5 :915 x 4 8 1 1 x: :9x 9 9 9 1.2 0.5 8: x 1.25 :122.5 x 6 13 1 1 x: :2x 7 3 6 1.6 0.6 0.5: x 1.25 :412.5 x 7 1 9 10 x: :9x 8 8 9 1.6 0.7 0.5: x 4.25 :917.5 x 5 13 1 1 x: :9x 3 8 9 1 0.5 5: x 2.75 :222.5 x 1 1 5 1 x: :4x 8 6 5 0.8 0.1 7.5: x 2
2、.25 :220 x 2 1 1 4 x: :6x 9 5 3 0.2 0.5 5.5: x 6.75 :212.5 x 7 13 9 5 x: :4x 3 8 4 0.2 0.7 2: x 1.25 :625 x 9 13 1 1 x: :6x 8 3 2 0.4 0.6 6: x 4 :620 x 2 13 1 4 x: :7x 2 2 5 0.8 0.4 6.5: x 0.25 :412.5 x 5 13 1 3 x: :4x 8 8 4 0.6 0.7 8: x 1 :425 x 9 1 1 1 x: :2x 5 7 2 0.4 0.1 3.5: x 1.5 :32.5 x 7 13
3、1 8 x: :7x 7 6 9 0.2 0.8 7.5: x 3.25 :25 x 1 13 1 1 x: :8x 2 5 2 1.8 0.8 1.5: x 7.25 :97.5 x 1 11 5 3 x: :7x 3 4 2 0.8 0.7 8.5: x 1.25 :65 x 7 11 1 1 x: :9x 9 8 2 1.8 0.7 6: x 3.25 :12.5 x 8 7 5 1 x: :2x 8 6 9 0.6 0.5 6.5: x 6 :222.5 x 9 1 1 1 x: :1x 2 7 2 1.6 0.2 14.5: x 1.25 :215 x 8 11 4 1 x: :1x
4、 5 5 5 0.2 0.1 11: x 3.75 :315 x 2 11 1 6 x: :7x 2 7 5 1 0.8 12.5: x 7.25 :625 x 5 13 1 10 x: :5x 3 2 9 1 0.7 15: x 7.25 :57.5 x 9 13 2 1 x: :6x 5 3 2 0.2 0.6 13.5: x 5.75 :75 x 6 1 1 3 x: :1x 6 7 4 0.4 0.9 14: x 5 :625 x 5 1 1 1 x: :6x 6 4 3 1 0.6 11: x 5 :815 x 5 13 1 1 x: :7x 3 5 2 1.4 0.1 1.5: x
5、 6 :115 x 5 1 1 8 x: :1x 8 3 7 0.8 0.7 6: x 5.75 :820 x 4 1 1 1 x: :3x 2 6 8 1.4 0.3 6: x 6.5 :512.5 x 8 11 1 9 x: :9x 4 6 8 1 0.7 10: x 3 :75 x 1 1 1 10 x: :3x 5 9 9 1.4 0.5 11: x 7 :122.5 x 1 9 1 1 x: :4x 8 2 2 1 0.4 15: x 5.75 :920 x 2 5 8 1 x: :6x 4 7 5 1.8 0.1 1: x 2.25 :910 x 2 1 1 1 x: :2x 4
6、2 3 0.2 0.9 11.5: x 3.75 :110 x 1 1 1 1 x: :7x 4 5 4 0.6 0.1 14.5: x 4.75 :917.5 x 4 11 1 9 x: :7x 5 9 8 1.4 0.7 9: x 1 :425 x 7 1 1 1 x: :8x 5 2 4 1.2 0.7 10.5: x 6 :15 x 4 13 1 9 x: :6x 5 9 8 0.4 0.9 4.5: x 6.25 :115 x 5 1 2 3 x: :2x 8 3 4 1.4 0.9 3: x 3.75 :717.5 x 2 13 1 9 x: :6x 7 5 8 1.4 0.5 1
7、: x 2.75 :525 x 2 11 1 1 x: :5x 3 7 2 0.4 0.9 10: x 6.75 :912.5 x 8 13 2 5 x: :2x 2 3 4 1 0.3 4.5: x 7.5 :420 x 8 1 3 4 x: :4x 6 2 5 0.4 0.9 11: x 3.25 :317.5 x 3 1 1 1 x: :8x 3 7 7 1 0.9 14.5: x 0.75 :925 x 5 1 8 2 x: :5x 3 9 3 1.4 0.3 7.5: x 6.25 :117.5 x 3 11 1 1 x: :8x 9 7 4 1.6 0.1 3: x 4.25 :5
8、12.5 x 9 11 9 1 x: :2x 7 8 6 0.8 0.7 14.5: x 2 :310 x 4 1 3 7 x: :2x 5 2 6 1.6 0.3 8.5: x 5.5 :515 x 8 10 1 1 x: :5x 9 6 5 1.8 0.9 2: x 4.5 :312.5 x 3 1 7 1 x: :5x 5 8 4 1.2 0.2 2.5: x 4.75 :225 x 7 1 1 1 x: :8x 2 9 7 0.4 0.5 6: x 2.5 :512.5 x 9 13 6 4 x: :2x 6 5 5 0.6 0.2 4: x 4.75 :715 x 8 13 1 1
9、x: :1x 8 5 6 0.6 0.7 3: x 3.75 :12.5 x 5 13 1 1 x: :1x 2 6 9 0.2 0.9 12.5: x 0.75 :722.5 x 7 11 1 1 x: :9x 6 7 5 0.6 0.7 6: x 0.5 :520 x 1 1 4 2 x: :9x 8 5 3 1.8 0.9 7.5: x 3.75 :35 x 9 11 1 1 x: :4x 8 2 4 1.8 0.1 14: x 5.75 :117.5 x 5 1 7 1 x: :7x 8 6 3 1.6 0.6 10.5: x 6.25 :87.5 x 3 11 5 1 x: :1x 4 6 2 0.4 0.7 6: x 6.5 :225 x 7 1 8 8 x: :7x 2 7 7 1.2 0.9 12.5: x 2.5 :117.5 x
