人教版六年级数学下册解方程专项训练 31.docx

1、人教版六年级数学下册解方程专项训练 31 1 4 4 x 6x0.45 x x 15 117% 7 3 5 3 1 x 5x0.1 7 0.3 x 730 20% 4 8 1 5 1 x 6x0.8 x x 20 56% 8 4 5 4 1 x 2x0.4 1 0.6 x 158.4 80% 5 5 1 9 1 x 9x0.15 x x 40 125% 7 8 5 5 1 x 6x0.55 7 0.9 x 244.9 150% 2 6 1 8 1 x 2x0.05 x x 21 179% 7 7 3 3 1 x 8x0.25 3 0.6 x 180 199% 2 2 1 6 1 x 4x0.6

2、5 x x 25 56% 3 5 5 9 1 x 9x0.5 8 0.3 x 622.5 185% 2 5 1 6 1 x 8x0.45 x x 40 140% 6 5 8 8 1 x x0.9 4 0.2 x 252 75% 7 8 1 4 2 x 2x0.5 x x 9 102% 4 3 3 7 1 x 8x0.65 1 0.7 x 147.9 92% 6 6 1 8 1 x x0.45 x x 42 46% 7 7 6 4 1 x 2x0.8 5 0.2 x 260 176% 2 3 1 4 1 x 5x0.85 x x 12 176% 5 3 4 9 1 x x0.4 1 0.4 x

3、63 125% 7 6 1 8 1 x 8x0.05 x x 21 174% 8 7 3 8 1 x 9x0.8 1 0.6 x 92.8 58% 2 2 1 5 1 x x0.4 x x 16 53% 4 4 4 7 1 x 6x0.2 4 0.2 x 138.6 57% 8 9 1 9 1 x 9x0.75 x x 32 120% 5 8 4 5 1 x 9x0.05 4 0.8 x 206.4 133% 6 2 1 9 1 x 7x0.95 x x 32 135% 7 8 4 5 1 x 6x0.1 8 0.6 x 189.2 144% 9 9 1 6 4 x 8x0.8 x x 25

4、40% 2 5 5 6 1 x 7x0.7 1 0.1 x 53.9 155% 7 3 1 8 2 x 6x0.45 x x 21 4% 7 7 3 3 1 x 7x0.1 5 0.6 x 302.4 87% 2 4 1 6 1 x 3x0.6 x x 15 125% 6 5 3 6 1 x 3x0.45 3 0.6 x 129.6 175% 6 3 1 7 1 x 2x0.5 x x 42 48% 7 6 7 8 1 x 7x0.25 8 0.5 x 204 160% 6 9 1 8 6 x 6x0.4 x x 49 5% 2 7 7 6 1 x 9x0.45 2 0.6 x 234 23%

5、 3 6 1 6 1 x 8x0.25 x x 40 71% 7 5 8 9 1 x 5x0.3 7 0.6 x 714.4 200% 2 5 1 8 1 x 2x0.6 x x 42 143% 5 7 6 7 1 x 4x0.8 6 0.4 x 96 82% 7 6 1 4 1 x 9x0.35 x x 24 15% 4 3 8 4 1 x 3x0.6 1 0.3 x 85.8 106% 6 8 1 7 1 x x0.05 x x 24 23% 6 6 4 5 1 x 6x0.05 4 0.6 x 455.4 26% 8 3 1 9 1 x 8x0.25 x x 40 166% 9 8 5

6、5 1 x 7x0.2 1 0.4 x 54.6 130% 4 9 1 8 1 x 4x0.95 x x 35 6% 5 7 5 8 1 x 8x0.05 6 0.5 x 318.5 186% 7 6 1 7 1 x 2x0.1 x x 42 73% 6 6 7 2 1 x 3x0.05 2 0.2 x 44 192% 9 7 1 5 1 x 3x0.85 x x 12 67% 2 4 3 3 1 x 3x0.85 5 0.6 x 554.4 109% 4 3 1 8 2 x 7x0.1 x x 21 179% 8 7 3 8 1 x 7x0.85 6 0.7 x 569.5 169% 9 9

7、 1 4 4 x 8x0.25 x x 15 83% 8 3 5 5 1 x 4x0.25 1 0.9 x 121.6 36% 2 3 1 7 7 x 7x0.1 x x 48 83% 4 6 8 6 1 x 8x0.1 3 0.8 x 334.4 43% 9 5 1 8 1 x 4x0.15 x x 35 114% 9 7 5 4 1 x 5x0.6 7 0.5 x 525 42% 7 2 1 6 1 x x0.6 x x 25 77% 3 5 5 7 1 x 4x0.15 6 0.1 x 164.7 12% 7 2 1 5 6 x 8x0.05 x x 28 73% 4 4 7 3 1 x

8、 2x0.75 6 0.6 x 198 170% 6 8 1 9 1 x x0.75 x x 48 188% 6 8 6 4 1 x 7x0.25 2 0.5 x 15 162% 2 6 1 6 1 x 8x0.75 x x 35 80% 2 5 7 7 1 x 8x0.45 2 0.8 x 280 88% 8 7 1 5 5 x 8x0.35 x x 24 183% 8 4 6 8 1 x 4x0.2 5 0.4 x 135 159% 6 3 1 6 1 x x0.3 x x 25 35% 6 5 5 4 1 x 5x0.9 1 0.5 x 13.5 152% 7 4 1 5 4 x 5x0

9、.45 x x 20 144% 9 4 5 2 1 x 7x0.65 3 0.9 x 23.4 135% 2 2 1 9 1 x 4x0.65 x x 64 197% 7 8 8 8 1 x 3x0.95 9 0.2 x 910.8 108% 5 7 1 4 1 x 8x0.25 x x 24 139% 2 3 8 6 1 x 5x0.3 4 0.3 x 34.4 89% 6 5 1 4 3 x 3x0.45 x x 12 41% 6 3 4 6 1 x x0.75 1 0.7 x 166.6 6% 9 9 1 5 1 x 8x0.45 x x 32 186% 6 4 8 9 1 x 3x0.

10、1 2 0.4 x 72 57% 7 2 1 9 7 x x0.45 x x 64 122% 4 8 8 7 1 x x0.2 1 0.3 x 109.2 160% 6 2 1 6 1 x 9x0.5 x x 25 9% 9 5 5 8 1 x x0.1 2 0.9 x 101.5 121% 7 4 1 5 1 x 5x0.4 x x 32 168% 6 4 8 8 1 x 2x0.45 3 0.6 x 176.4 60% 8 9 1 6 1 x 2x0.55 x x 35 58% 7 5 7 9 1 x 3x0.45 4 0.9 x 254.8 15% 5 6 1 5 6 x 9x0.65 x x 28 176% 2 4 7 3 1 x 9x0.25 5 0.1 x 265.2 190% 2 9 1 8 1 x x0.7 x x 21 94% 8 7 3 2 1 x 6x0.35 3 0.2 x 281.6 26% 3 2 1 8 1 x 2x0.65 x x 21 74% 3 7 3 5