0.9999×0.7+0.1111×2.7=_.
问题描述:
0.9999×0.7+0.1111×2.7=______.
答
0.9999×0.7+0.1111×2.7,
=(0.1111×9)×0.7+0.1111×2.7,
=0.1111×6.3+0.1111×2.7,
=0.1111×(6.3+2.7),
=0.1111×9,
=0.9999.
故答案为:0.9999.