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五年级简便计算题
简便计算题: 1)6.9+4.8+3.10.456+6.22+3.7815.89+(6.75-5.89) 2)4.02+5.4+0.985.17-1.8-3.213.75-(3.75—6.48) 3)3.68+7.56-2.687.85+2.34-0.85+4.6635.6-1.8-15.6-7.2 4)3.82+2.9+0.18+9.19.6+4.8-3.67.14-0.53-2.47 5)5.27+2.86-0.66+1.6313.35-4.68+2.6573.8-1.64-13.8-5...
发布时间:2026-06-05 浏览量:0