计算:6.25×0.16+264×0.0625+5.2×6.25+0.625×20=_.
问题描述:
计算:6.25×0.16+264×0.0625+5.2×6.25+0.625×20=______.
答
原式=6.25×0.16+2.64×6.25+5.2×6.25+6.25×2,
=6.25×(0.16+2.64+5.2+2),
=6.25×10,
=62.5.
故答案为62.5.