÷4= | ÷ = | 4× = | + - + = | ( )2= |
2- = | × = | + = | 0.625×0.375= | 0.13= |
解: ÷4= , | ÷ =3, | 4× = , | + - + = , | ( )2= , |
2- = , | × = , | + =1 , | 0.625×0.375= , | 0.13=0.001, |
分析:我们运用分数的加减、乘除法的计算法则进行解答即可.注意运算定律的运用.
点评:本题运用分数的加减、乘除法的计算法则的运用.
编辑:chaxungu时间:2026-04-27 09:15:10分类:小学数学题库
÷4= | ÷ = | 4× = | + - + = | ( )2= |
2- = | × = | + = | 0.625×0.375= | 0.13= |
解: ÷4= , | ÷ =3, | 4× = , | + - + = , | ( )2= , |
2- = , | × = , | + =1 , | 0.625×0.375= , | 0.13=0.001, |