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五年级简便计算练习题4.58-(2.58+1.5)2.30.250.4 0.1253.20.25 3.81.013.729.9+3.720.10.990.81+0.990.19+0.99 1.3925-0.039250（4.16+4.16+4.16+4.16）2.5（2.5-0.25）0.43.7899+3.78 65（0.654）4.9+0.1-4.9+0.15.52-（3.52-0.72）2.60.5+7.4242.2103 8.3991.2520.3741.258-0.02580（2.31+6.69）0.03 35.20.250.4 3.610.16.81+6.8199 0.2518540 3.94+34.30.2 2.08(9.62.4)4.8 10-1.8-7.2 0.43+3.57 0.90.8 7.2899+7.28 4.3500.299990.78+33330.66 (3.60.751.2)(1.5240.18)16.129916.12 5.20.90.97.2899+7.28 4.3500.2 642.640.5 2615.715.724 (2.275 0.625)0.28 (1.250.125)8 4.8100.1 7.0910.80.87.09 9.599 13.50.98 12.58.8 1024.5 5.60.25 8（201.25）