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。
