小数简便运算100道题库,含详细步骤与答案,轻松掌握


1. 题目:$(0.125 \times 80) \times 0.5$

答案:详细步骤:(0.125 × 80) × 0.5

= 10 × 0.5

= 5

2. 题目:$1.25 \times 32 \times 0.25$

答案:详细步骤:1.25 × 32 × 0.25

= 1.25 × 8 × 4 × 0.25

= (1.25 × 8) × (4 × 0.25)

= 10 × 1

= 10

3. 题目:$0.25 \times 3.7 \times 4$

答案:详细步骤:0.25 × 3.7 × 4

= 0.25 × 4 × 3.7

= 1 × 3.7

= 3.7

4. 题目:$2.5 \times 32 \times 0.4$

答案:详细步骤:2.5 × 32 × 0.4

= 2.5 × 4 × 8 × 0.4

= 10 × 3.2

= 32

5. 题目:$0.125 \times 800$

答案:详细步骤:0.125 × 800

= 125 × 8

= 1000

6. 题目:$0.25 \times 1.25 \times 3.2$

答案:详细步骤:0.25 × 1.25 × 3.2

= 0.25 × 4 × 0.32 × 1.25

= 1 × 0.4

= 0.4

7. 题目:$2.5 \times 3.7 \times 0.4$

答案:详细步骤:2.5 × 3.7 × 0.4

= 2.5 × 0.4 × 3.7

= 1 × 3.7

= 3.7

8. 题目:$0.125 \times 2.7 \times 80$

答案:详细步骤:0.125 × 2.7 × 80

= 1.25 × 2.7 × 8

= 2.7 × 10

= 27

9. 题目:$0.25 \times 12.5 \times 3.2$

答案:详细步骤:0.25 × 12.5 × 3.2

= 0.25 × 4 × 3.2 × 3.125

= 1 × 3.2

= 3.2

10. 题目:$2.5 \times 1.25 \times 0.8 \times 4$

答案:详细步骤:2.5 × 1.25 × 0.8 × 4

= 2.5 × 4 × 1.25 × 0.8

= 10 × 1

= 10

以上只是10道小数简便运算的题目,如果需要更多题目,请告诉我,我会继续提供。每个题目都包含详细步骤和答案,帮助你轻松掌握小数简便运算。