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。
1.(7.2 × 105) ÷ (4 × 103) =
3.(9 × 106) ÷ (2 × 104) =
4.(9 × 108) ÷ (3 × 102) =
5.(6.9 × 1011) ÷ (3 × 108) =
6.(8.7 × 105) ÷ (3 × 102) =
7.(4.8 × 1011) ÷ (2 × 108) =
8.(6.3 × 105) ÷ (3 × 102) =
9.(5.6 × 109) ÷ (4 × 103) =
12.(4.5 × 1011) ÷ (3 × 104) =
mathsheetstudio.commathsheetstudio.commathsheetstudio.commathsheetstudio.commathsheetstudio.commathsheetstudio.commathsheetstudio.commathsheetstudio.com