复式统计表练习1：0.59×7.6≈4.48 0.72×3.04≈2.19 384÷42≈9.14 竖式略2：21.885.510.156.236.781.693.131.96

复式统计表练习1：0.59×7.6≈4.48 0.72×3.04≈2.19 384÷42≈9.14 竖式略2：21.885.510.156.236.781.693.131.96