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2.25×0.16+264×0.0225+5.2×2.25+0.225×20=.

题目详情
2.25×0.16+264×0.0225+5.2×2.25+0.225×20=______.
▼优质解答
答案和解析
2.25×0.16+264×0.0225+5.2×2.25+0.225×20
=2.25×0.16+2.64×2.25+5.2×2.25+2.25×2
=2.25×(0.16+2.64+5.2+2)
=2.25×10
=22.5
故答案为:22.5.