1 苏教版五年级下册数学 经典计算题(分数/小数/口算/方程) 一、竖式计算,不能除尽保留2 位有效小数 4.5+5.67 46.3-2.42 56.25-16.4 3.375+2.128 40-1.77 12.4+6.06 101.5÷29 5.14×65 4.6×1.02 7.545÷0.15 2.4÷0.25 78.78÷78 9÷2.6 6.432÷3.2 15÷2.3 6.9×0.016 X÷5=0.016 4.2X=4.284 15.6+X=27 X-3.5=4.05 能简算的要简算。 10-(1.67+3.3) 12.83-3.42+0.27-5.48 11.83+6.94-5.38 4.29+6.31-4.29+6.31 11.56-(8.56+0.67) 4.63+2.05-1.98 74.9÷0.25÷4 3.84×38.4+3.84×61.6 2 5-7.14÷3.5×16 (3-0.125)×8 2.5×[(0.9+1.8)÷4.5] 98.5×10.1 0.25×4÷0.25×4 2.16+2.16×99 4.2×26+0.42×740 5.4×1.25×0.5×0.8 2.5+7.5×(3.64-1.24) 3.9÷(1.3×5) 46.2-46.2÷4×0.25 5.4×0.99 0.8×(1.25+12.5) 0.8×3.2×1.25 (16×0.5+3.2)÷5 9-7÷2.5×4 5.5×[0.672÷(2+2.2)] 3.7×4.5-4.4×3.7 2.5×12.5×0.4×8 6.5×2.02 22.8-(6+9.728÷3.2) 0.8×[(10-0.34)×0.25] 25.4×4.8-0.65÷2.6 3.8÷1.25÷0.8 【52 题】 (1)58 -310 +14 (2)1-124 + 548 (3)34 +215 -112 (4)535 -223 +316 3 (5)57 -415 +27 -215 (6)34 -﹙34 -23 ﹚ (7)2-18 -78 (8)4.75+538 -334 (9)45 -14 +13 (10)910 +320 -315 (11)1-712 +34 (12)2728 +﹙1314 -57 ﹚ (13)256 -﹙23 +712 ) (14)1514 -512 +756 (15)156 -﹙313 -112 ﹚ (16)1.875+23 (17)81+152+ 87 (18)65+ 43-31 (19)1112 - ( 16 + 18 ) (20)11- 710 - 310 (21)712 - ( 34 - 12 ) 12 -(34 -38 ) 43+75+21 54+32+51 175-514+32 1-1817-181 107-( 73-103) 1211+1615+158 4 512 +34 + 112 710 -38 -18 81+152+ 87 65+ 43-31 1112 - ( 16 + 18 ) 11- 710 - 310 712 - ( 34 - 12 ) 12 -(34 -38 ) 12 -(34 -38 ) 56 -(13 + 310 ) 23 +56 - 16 5 59 -(19 +13 ) 58 -112 +512 78 -(38 -110 ) 23 -72 -75 37 +13 +47 1315 -(715 +110 ) 38 +(58 -59 ) 85 +58 ...