简便计算 -99又10/11x22
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简便计算 -99又10/11x22
简便计算 -99又10/11x22
简便计算 -99又10/11x22
-99又10/11x22
=(-100+1/11)x22
=-100x22+1/11x22
=-2200+2
=-2198
-99又10/11x22
=-100x22+1/11x22
=-2200+2
=-2198
简便计算 -99又10/11x22
99.99x22.22+33.33x33.34简便计算
简便计算4.4X5.5-44X0.33+0.44X22
简便计算:9.99x22.2+33.3x3.34 1/3+1/15+1/35+1/63+1/99+1/143
11x22+0.22x3300+330x4.4的简便方法
简便计算题11x22+0.22x3300+330x4.4
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用简便计算:7/13x6/29+6/13x22/29
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