1、人教版小学六年级数学下册解比例专项训练 347 1 1 1 x: :3x 9 7 8 1.4 0.3 8.5: x 4.5 :125 x 9 13 5 1 x: :2x 6 4 3 1.8 0.2 1.5: x 2.5 :322.5 x 2 1 1 1 x: :2x 2 8 4 1.8 0.2 7: x 6.25 :322.5 x 8 1 3 4 x: :9x 2 2 3 1.4 0.9 1: x 6.5 :15 x 7 1 10 3 x: :5x 4 9 4 1 0.1 3: x 6.75 :32.5 x 6 11 6 3 x: :1x 5 7 2 1.6 0.7 13.5: x 7.5 :
2、22.5 x 8 1 8 8 x: :5x 2 9 9 1.2 0.7 2: x 6.75 :622.5 x 6 1 1 2 x: :4x 6 9 3 0.2 0.8 9: x 3 :212.5 x 3 4 1 7 x: :6x 5 7 6 0.8 0.9 11: x 5.75 :722.5 x 4 11 7 1 x: :3x 7 8 4 1.6 0.9 14: x 5.5 :67.5 x 2 1 1 1 x: :3x 9 2 6 0.2 0.6 5.5: x 5 :610 x 3 13 1 8 x: :5x 6 6 9 0.6 0.8 4.5: x 4.5 :515 x 4 11 1 1 x
3、: :9x 7 2 3 0.8 0.9 4.5: x 6.25 :47.5 x 7 13 4 1 x: :3x 2 3 6 1 0.1 8.5: x 5.5 :112.5 x 7 1 1 1 x: :6x 4 8 8 1.6 0.2 4: x 4.75 :12.5 x 3 1 7 9 x: :4x 7 8 8 1.2 0.2 6.5: x 6.75 :510 x 6 11 3 7 x: :4x 3 4 6 0.2 0.3 9: x 4 :512.5 x 1 13 6 6 x: :8x 8 5 7 1.2 0.1 1.5: x 4 :517.5 x 5 13 1 6 x: :2x 8 5 5 1
4、.8 0.6 6.5: x 5.25 :417.5 x 9 11 1 6 x: :4x 9 6 7 0.8 0.7 10: x 3.75 :510 x 6 11 5 1 x: :8x 4 6 6 0.6 0.2 11: x 2.25 :322.5 x 4 11 1 1 x: :1x 8 6 6 1.6 0.9 13.5: x 0.75 :812.5 x 9 1 1 8 x: :7x 8 2 7 1.8 0.3 10: x 4.25 :215 x 1 2 2 4 x: :6x 3 3 5 1 0.1 10: x 1.25 :85 x 4 11 3 5 x: :4x 6 4 4 1.8 0.9 6
5、.5: x 4.25 :715 x 6 13 1 1 x: :8x 4 5 9 1 0.7 14.5: x 2 :72.5 x 2 4 1 3 x: :1x 3 6 2 1.6 0.5 1: x 7.5 :52.5 x 5 13 6 1 x: :8x 6 5 4 1.4 0.8 5.5: x 1 :810 x 1 11 8 1 x: :5x 3 7 5 1.2 0.1 11: x 5.5 :812.5 x 7 11 1 1 x: :3x 2 8 7 1.2 0.6 15: x 6 :67.5 x 3 11 7 1 x: :1x 8 8 7 0.6 0.4 5.5: x 1.75 :625 x
6、2 13 1 1 x: :7x 4 7 2 1.2 0.4 3.5: x 2 :27.5 x 1 11 3 10 x: :4x 3 4 9 1 0.6 15: x 3.25 :515 x 5 1 1 1 x: :4x 2 8 2 1.6 0.8 14.5: x 3.75 :915 x 1 1 3 6 x: :2x 3 4 5 0.4 0.5 3.5: x 4 :92.5 x 7 13 1 1 x: :9x 3 3 3 0.8 0.1 3.5: x 0.25 :312.5 x 2 13 1 1 x: :1x 4 7 4 0.8 0.4 2.5: x 5 :85 x 5 1 1 1 x: :3x
7、5 2 2 1.2 0.5 9: x 4.5 :725 x 6 13 3 1 x: :8x 3 2 9 1.8 0.3 2.5: x 4 :817.5 x 5 7 3 1 x: :3x 6 2 2 1.4 0.1 9.5: x 4.75 :820 x 1 11 6 6 x: :4x 9 5 5 1.6 0.7 9: x 4.5 :25 x 5 13 1 5 x: :7x 8 2 6 0.6 0.9 11: x 2 :125 x 7 1 2 1 x: :4x 4 3 4 1 0.2 8.5: x 4.75 :917.5 x 3 13 8 4 x: :3x 8 7 5 0.8 0.4 10.5:
8、x 1 :12.5 x 5 1 1 3 x: :9x 5 3 4 1 0.3 1: x 6.5 :717.5 x 1 13 4 5 x: :6x 7 3 6 0.8 0.7 9.5: x 6.5 :122.5 x 8 2 1 1 x: :2x 3 5 2 0.4 0.5 9: x 6.25 :817.5 x 3 13 2 1 x: :4x 9 3 7 0.4 0.6 4.5: x 7 :612.5 x 8 1 1 1 x: :7x 3 9 4 1 0.2 4.5: x 1.75 :720 x 5 1 6 1 x: :4x 2 7 4 1.6 0.4 10.5: x 7 :120 x 7 3 1
9、 2 x: :9x 2 4 3 1 0.4 10.5: x 2.5 :622.5 x 8 11 3 8 x: :7x 3 4 9 0.6 0.9 10.5: x 4 :620 x 8 1 1 1 x: :4x 5 8 6 1 0.7 1.5: x 4.75 :72.5 x 6 1 1 1 x: :2x 3 9 7 1 0.8 3: x 1 :125 x 1 13 1 1 x: :4x 8 4 3 0.8 0.3 8: x 5.5 :425 x 3 13 3 1 x: :4x 8 2 2 1.2 0.4 14.5: x 3.25 :925 x 5 13 5 8 x: :7x 5 4 9 0.6 0.6 3.5: x 3 :812.5 x 3 1 3 6 x: :5x 4 4 5 1.8 0.6 13: x 3.5 :77.5 x
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