问题描述:
5.5×7.2+6.7×5.5-13.9×4.最佳答案:
5.5×7.2+6.7×5.5-13.9×4.5
=39.6+36.85-62.55
=76.45-62.55
=13.9
希望您能采用我的答案,谢谢!
5.5×7.2+6.7×5.5-13.9×4.
问题描述:
5.5×7.2+6.7×5.5-13.9×4.5.5×7.2+6.7×5.5-13.9×4.5
=39.6+36.85-62.55
=76.45-62.55
=13.9
希望您能采用我的答案,谢谢!