姓名 ______________________日期 ____________得分 ____ / 12科学记数法练习科学记数法 · 1–12写成科学记数法或标准形式，或进行计算。简单替换1.400,000,000 =简单替换2.4,900,000 =简单替换3.18,000 =简单替换4.3,700,000 =简单替换5.170,000,000 =简单替换6.9,400 =简单替换7.160,000,000 =简单替换8.450,000 =简单替换9.400,000 =简单替换10.260,000 =简单替换11.64,000 =简单替换12.430,000 =答案 — 科学记数法练习科学记数法1.4 × 1082.4.9 × 1063.1.8 × 1044.3.7 × 1065.1.7 × 1086.9.4 × 1037.1.6 × 1088.4.5 × 1059.4 × 10510.2.6 × 10511.6.4 × 10412.4.3 × 105由 Math Sheet Studio 制作 · mathsheetstudio.com — 免费可打印数学练习卷