四年级数学上册简便计算42

发布时间:2023-01-14 15:03:14

四年级数学上册简便计算
98.0311.7318.274.05×664.05×34
40×25029
80.4712.5419.53
9.96×1.29.96×8.8
7.98×17.697.98×7.69
69.9288.0529.92
48×1250×77
40.5211.1618.84
7.54×297.54×71
96×125032
94.1213.135.88

四年级数学上册简便计算
7.51×3.87.51×6.21.94×15.531.94×5.5371.5440.1421.5440×250×77
78.1813.7816.22
5.4×865.4×1440×25057
61.112.2938.9
8.19×4.78.19×5.3
2.74×1008.742.74×8.74
60.4626.7940.46
32×250×75

四年级数学上册简便计算42

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