进行下列运算,给出适当的有效数字①213.64+0.3244+4.4②(51.0×4.03×10-4)/(2.512×0.002034)③(2.52×4.10×5.04)/(6.15×104)④(3.10×21.14×5.10)/0.001120⑤{[0.0982×(20.00-13.49)×164.207]/(3×1.4183×1000)}×100⑥[(1.5×10-5×6.17×10-8)/(3.42×10-4)]0.5⑦2.1361/23.05+1857.1×2.28×10-4-0.06081
正确答案:
218.3;4.02;2.53×10-3;2.98×105;2.46;5.2×10-5;0.4553
答案解析:有
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