[43.3×（2﹣75%）+7]×
， 
．相关试题
把下面的算式补充完整．
18.7﹣16.4+
=18.7+ ﹣l6.4
=20﹣16.4
=
35.67+ +21.35
=35.67+（ +21.35）
=35.67+50
=
54.37﹣ ﹣9.23
=54.37﹣（ +9.23）
=54.37﹣10
=
33.25+6.23﹣
=33.25﹣ +6.23
=30+6.23
= ．
把下面的算式补充完整．
18.7﹣16.4+
=18.7+ ﹣l6.4
=20﹣16.4
=
35.67+ +21.35
=35.67+（ +21.35）
=35.67+50
=
54.37﹣ ﹣9.23
=54.37﹣（ +9.23）
=54.37﹣10
=
33.25+6.23﹣
=33.25﹣ +6.23
=30+6.23
= ．
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