20×[(2.44-1.8)÷0.4+0.15] 28-(3.4+1.25×2.4) 2.55×720×[(2.44-1.8)÷0.4+0.15]28-(3.4+1.25×2.4)2.55×7.1+2.45×7.1777×9+1111×30.8×[15.5-(3.21+5.79)](31.8+3.2×4) ÷ 531.5×4÷(6+3)0.64×25×7.8+2.22÷2.5+2.5÷2 36.25÷4.25×9.9 5180-705×6

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/15 15:30:13

20×[(2.44-1.8)÷0.4+0.15] 28-(3.4+1.25×2.4) 2.55×720×[(2.44-1.8)÷0.4+0.15]28-(3.4+1.25×2.4)2.55×7.1+2.45×7.1777×9+1111×30.8×[15.5-(3.21+5.79)](31.8+3.2×4) ÷ 531.5×4÷(6+3)0.64×25×7.8+2.22÷2.5+2.5÷2 36.25÷4.25×9.9 5180-705×6
20×[(2.44-1.8)÷0.4+0.15] 28-(3.4+1.25×2.4) 2.55×7
20×[(2.44-1.8)÷0.4+0.15]
28-(3.4+1.25×2.4)
2.55×7.1+2.45×7.1
777×9+1111×3
0.8×[15.5-(3.21+5.79)]
(31.8+3.2×4) ÷ 5
31.5×4÷(6+3)
0.64×25×7.8+2.2
2÷2.5+2.5÷2
36.25÷4.25×9.9
5180-705×6

20×[(2.44-1.8)÷0.4+0.15] 28-(3.4+1.25×2.4) 2.55×720×[(2.44-1.8)÷0.4+0.15]28-(3.4+1.25×2.4)2.55×7.1+2.45×7.1777×9+1111×30.8×[15.5-(3.21+5.79)](31.8+3.2×4) ÷ 531.5×4÷(6+3)0.64×25×7.8+2.22÷2.5+2.5÷2 36.25÷4.25×9.9 5180-705×6
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