问题
解答题
4.7×10.1=4.7×10+4.7×1______.
答案
4.7×10.1,
=4.7×(10+0.1),
=4.7×10+4.7×0.1,
=47+0.47,
=47.47.
故答案为:错误.
4.7×10.1=4.7×10+4.7×1______.
4.7×10.1,
=4.7×(10+0.1),
=4.7×10+4.7×0.1,
=47+0.47,
=47.47.
故答案为:错误.