题文
“○”填运算符号,“□”填数字:
365﹣199=365﹣200○□=□ 25×48=25×(□×□)=25×□×□=□
183+98=183+□○□=□ 360÷5÷6=360÷(□○□)=360÷□=□
“○”填运算符号,“□”填数字:
365﹣199=365﹣200○□=□ 25×48=25×(□×□)=25×□×□=□
183+98=183+□○□=□ 360÷5÷6=360÷(□○□)=360÷□=□
试题篮
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