问题
填空题
已知
|
答案
∵1993=1000×1.993,
=1.2584,3 1.993
∴
=12.5843 1993
∵-0.011993=-0.001×19.93,
=2.7113 19.93
∴
=-0.2711.3 -0.01993
故填12.584,-0.2711.
已知
|
∵1993=1000×1.993,
=1.2584,3 1.993
∴
=12.5843 1993
∵-0.011993=-0.001×19.93,
=2.7113 19.93
∴
=-0.2711.3 -0.01993
故填12.584,-0.2711.