问题
填空题
5.4hm2=______m2 680000000m2=______km24.09km2=______hm2 48000m2=______hm2.
答案
5.4hm2=54000m2;
680000000m2=680km2;
4.09km2=409hm2;
48000m2=4.8hm2.
故答案为:54000,680,409,4.8.
5.4hm2=______m2 680000000m2=______km24.09km2=______hm2 48000m2=______hm2.
5.4hm2=54000m2;
680000000m2=680km2;
4.09km2=409hm2;
48000m2=4.8hm2.
故答案为:54000,680,409,4.8.