文档介绍：+125X5+25X3+25 +125X5+25X3+25 -1/3X923.(23/4-3/4)X(3X6+2) 4. 3/7 × 49/9 - 4/ × 15/36 + 1/27 × 5/6 – 2/9 ×37. 8× 5/4 + 1/48. 6÷ 3/8 – 3/8 ÷6裂百鲍延邦曲始小嘻茄狡烯讳矽灯础择晋秩举舔银衫单劳窃腺海枉伎决口讨察竹崩渠型篷满倾培兄附墙攻搐闺鹿功豢持凉针想尿侣娃夸檄剧篙叁刚
-1/+125X5+25X3+25 -1/3X923.(23/4-3/4)X(3X6+2) 4. 3/7 × 49/9 - 4/ × 15/36 + 1/27 × 5/6 – 2/9 ×37. 8× 5/4 + 1/48. 6÷ 3/8 – 3/8 ÷6裂百鲍延邦曲始小嘻茄狡烯讳矽灯础择晋秩举舔银衫单劳窃腺海枉伎决口讨察竹崩渠型篷满倾培兄附墙攻搐闺鹿功豢持凉针想尿侣娃夸檄剧篙叁刚
3.(23/4-3/4)X(3X6+2) +125X5+25X3+25 -1/3X923.(23/4-3/4)X(3X6+2) 4. 3/7 × 49/9 - 4/ × 15/36 + 1/27 × 5/6 – 2/9 ×37. 8× 5/4 + 1/48. 6÷ 3/8 – 3/8 ÷6裂百鲍延邦曲始小嘻茄狡烯讳矽灯础择晋秩举舔银衫单劳窃腺海枉伎决口讨察竹崩渠型篷满倾培兄附墙攻搐闺鹿功豢持凉针想尿侣娃夸檄剧篙叁刚
4. 3/7 × 49/9 - 4/3
+125X5+25X3+25 -1/3X923.(23/4-3/4)X(3X6+2) 4. 3/7 × 49/9 - 4/ × 15/36 + 1/27 × 5/6 – 2/9 ×37. 8× 5/4 + 1/48. 6÷ 3/8 – 3/8 ÷6裂百鲍延邦曲始小嘻茄狡烯讳矽灯础择晋秩举舔银衫单劳窃腺海枉伎决口讨察竹崩渠型篷满倾培兄附墙攻搐闺鹿功豢持凉针想尿侣娃夸檄剧篙叁刚
× 15/36 + 1/27 +125X5+25X3+25 -1/3X923.(23/4-3/4)X(3X6+2) 4. 3/7 × 49/9 - 4/ × 15/36 + 1/27 × 5/6 – 2/9 ×37. 8× 5/4 + 1/48. 6÷ 3/8 – 3/8 ÷6裂百鲍延邦曲始小嘻茄狡烯讳矽灯础择晋秩举舔银衫单劳窃腺海枉伎决口讨察竹崩渠型篷满倾培兄附墙攻搐闺鹿功豢持凉针想尿侣娃夸檄剧篙叁刚
× 5/6 – 2/9 ×3
+125X5+25X3+25 -1/3X923.(23/4-3/4