第七单元 式与方程-【优佳好】2023-2024学年六年级下册数学口算计算能力提升（苏教版）

单元七 　 第 12 课时　 式与方程(1) 6 年级 下 S 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　m +m = m ×m = 3. 5 × x = 3. 5x +2x = 7n -2n = 3. 2n +0. 8n = 2a + a = 1. 5b × b = 0. 08 ÷ 0. 04 = 27 × 1 2 = 2. 4 × 1 6 = 7 × 0. 8 = 3. 6 ÷ 0. 2 = 34 ÷ 9 = 2 5 × 3 4 = 19. 8 ÷ 6 = 4. 5 ÷ 1. 5 = 0. 4 × 25 = 1. 25 ÷ 0. 5 = 840 ÷ 40 = 75 ÷ 150 = 45 ÷ 4 = 1 30 × 6 5 = 15 × 3 5 = 0. 12 ÷ 0. 6 = 5 ÷ 200 = 79 ÷ 2 3 = 2 5 ÷ 1 4 = 200 × 1. 5 = 40 × 1. 6 = 64 ÷ 87 = 0. 4 ÷ 5 = 7 9 ÷ 5 6 = 1. 8 × 5 9 = 4. 5 ÷ 0. 3 = 3. 2 × 0. 5 = x -40%x =24　 　 　 　 　 　 　 8. 3 × 3 + 10x =54. 9　 　 　 　 　 　 　 7. 6x +4. 4x =156 8x -4. 8x =1. 6 12(x +3. 7) = 144 0. 8x -4 = 1. 6 55 单元七 　 第 13 课时　 式与方程(2) 6 年级 下 S 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　3. 6 ÷ 0. 12 = 4. 8m -2m = 0. 025 × 4 = 17 ÷ 3 = 3 5 × 5 6 = 2. 08 × 100 = 8 × 12. 5% = 0. 8 × 0. 9 = 4. 8 ÷ 0. 4 = 712 ÷ 3 4 = 1 5 × 35 = 8. 1 ÷ 0. 9 = 430 - 80 = 59 ÷ 5 6 = 8 5 × 3 4 = 39 ÷ 13 10 = 3 4 ÷ 12 = 7 9 ÷ 1 3 = 2 3 × 6 = 8 ÷ 0. 01 = 9 14 × 7 12 = 540 ÷ 90 = 2 7 ÷ 2 3 = 4. 7 + 15. 8 = 2. 2 ÷ 0. 2 = 0. 8 ÷ 815 = 6 ÷ 1 6 = 7 8 × 16 = 0. 625 × 4 = 1 ÷ 716 = 6. 3 × 5 9 = 6. 8 × 0 = 32x +10 = 74　 　 　 　 　 　 　 　 　 　 712x + 4 9 = 5 6 　 　 　 　 　 　 　 　 　 　 35 + x =90 8x =48. 8 x -16%x =21 23 x + 3 4 x = 1 6 65 单元七 　 第 14 课时　 式与方程(3) 6 年级 下 S 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　x +2x = 3. 5 × x = 3. 5a + a = d × d = d + d = 7m -2m = 2a × a = 4. 5n × n = 5x +5x = 2 × 8m = 0. 25 × 4 = 1. 2 × 0. 6 = 7 - 0. 23 = 0. 7 × 0. 8 = 89 ÷ 4 = 45 × 5 9 = 5. 4 × 10 = 508 - 340 = 0. 5 × 12 = 1 ÷ 15 = 0. 2 × 15 = 4 7 ÷ 4 = 1 5 9 - 4 9 = 4. 5 + 1. 2 = 2. 5 - 2 12 = 1 3 + 1 2 = 0 ÷ 7 8 = 4. 8 ÷ 2 = 3 4 × 12 = 7. 2 ÷ 4 = 75 × 10% = 10 - 0. 86 = 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　 　6x ÷40% =18 (6. 6 + x) × 8 = 100 14 x -0. 75 = 1 2 × 2 5 3 4 x - 5 6 = 1 2 2x +0. 5x =20 3 2 x +3. 2 × 5 = 21 75 6年级下S 参考答案 口快了 结束时间 的 分-开始时间 时 分=做题时间 分 ☒比上次口慢了 分 1201.601.366213.682.4400.44163.14 8 5 30064560.08 子94 3 共1