第六单元计算专项04：小数加减法（找规律填数）-2025-2026学年四年级数学下册人教版

扇学科网 www.zxxk.com 让教与学更高效 2025-2026学年四年级数学下册人教版 第六单元计算专项04：小数加减法（找规律填数） 髋日期： ①用时： ·评价： 父一、递增规律 (1)0.2,0.4,0.6,( ),( ) (2)1.1,1.4,1.7,( ),2.3 3)0.15,0.3,0.45,( ),0.75 (4)2.25,2.5,2.75,( ),3.25 (5)0.012,0.023,0.034,( ),0.056 (6)3.5,4,4.5,( ),5.5 (7)0.88,0.93,0.98，( ),1.08 (8)1.001,1.003,1.005,( ),1.009 (9)5.6,6.2,6.8,( ),8 (10)0.36,0.43,0.5,( ),( 父二、递减规律 (1)3,2.7,2.4,( ),1.8 (2)1.5,1.3,1.1,( ),0.7 (3)0.9,0.85,0.8,( ),0.7 (4)4.25,4,3.75,( ),3.25 (5)0.5,0.49,0.48,( ),( ) (6)6.8,6.3,5.8,( ),4.8 (72.12,2.09,2.06,( ),2 (8)0.111,0.108,0.105,( ),0.099 (9)7.5,7.1,6.7,( ),5.9 (10)1.05,1.02,0.99,( ),0.93 然三、间隔规律 10.5,0.8,0.6,0.9,0.7,( ),0.8 第1页共4页 命学科网 www.zxxk.com 让教与学更高效 (2)2,1.8,2.2,1.6,2.4,( ),2.6 (3)0.12,0.15,0.13,0.16,0.14,( ),0.15 (4)5.5,5,6,4.5,6.5,( ),7 (5)0.008,0.01,0.009,0.011,0.01,( ),0.011 (6)3.3,3.6,3.4,3.7,3.5,( ),3.6 (7)1.2,0.9,1.3,0.8,1.4,( ),1.5 (8)0.45,0.5,0.46,0.51,0.47,( ),0.48 (9)8,7.5,8.5,7,9,( ),9.5 (10)0.3,0.302,0.301,0.303,0.302,( ),0.303 然四、混合规律 (1)0.1,0.01,0.001,( ),0.00001 (2)1,1.01,1.012,( ),1.01234 (3)0.6,0.66,0.666,( ),0.66666 (42.5,3,3.5,( ),4.5 (5)0.12,0.24,0.36,( ),0.6 (6)0.111,0.222,0.333,( ),0.555 (7)5,4.9,4.8,( ),4.6 (8)0.3,0.33,0.333,( ),0.33333 (9)1.25,1.5,1.75,（ ),2.25 (10)0.005,0.01,0.015,( ),0.025 第2页共4页 命学科网 www zxxk com 让教与学更高效 参考答案 一、递增规律 1.0.8;1 2.2; 3.0.6; 4.3; 5.0.045; 6.5; 7.1.03; 8.1.007; 9.7.4; 10.0.57;0.64 二、递减规律 1.2.1; 2.0.9； 3.0.75; 4.3.5; 5.0.47;0.46; 6.5.3; 7.2.03; 8.0.102; 9.6.3; 10.0.96 三、间隔规律 1.1 2.1.4; 3.0.17； 4.4; 5.0.012; 第3页共4页 命学科网 www zxxk com 让教与学更高效 6.3.8; 7.0.7; 8.0.52; 9.6.5 10.0.304 四、混合规律 1.0.0001; 2.1.0123; 3.0.6666; 4.4 5.0.48; 6.0.444; 7.4.7 8.0.3333; 9.2; 10.0.02 第4页共4页