2025秋五年级上册数学小数简便计算练习

2025秋五年级上册数学小数简便计算练习


简介:
2025秋五年级上册数学小数简便计算练习 0.11×1.8+8.2×0.11 =0.11×(1.8+8.2) =0.11×10 =1.1 2.34×99+2.34 =2.34×(99+1) =2.34×100 =234 132×101 =132×(100+1) =132×100+132 =13332 6.25÷1.25÷0.8 =6.25÷(1.25×0.8) =6.25÷1 =6.25 2.5×16 =(2.5×4)×4 =10×4 =40 6.33×101﹣6.33 =6.33×(101﹣1) =6.33×100 =633 1.56×1.7+0.44×1.7 =1.7×(1.56+0.44) =1.7×2 =3.4 0.125×32×2.5 =(0.125×8)×(4×2.5) =1×10 =10 1.258×18.5﹣0.258×18.5 =18.5×(1.258﹣0.258) =18.5×1 =18.5 1.25×2.4 =1.25×8×0.3 =10×0.3 =3