求4道数学题的简便运算答案
(3.6×0.75×1.2)÷(1.5×24×0.18)
26.44÷0.4+13.22+1.8
26.39×36+26.39×83-263.9×1.9
2.25×0.16+264×0.0225+52×2.25+0.225×2
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