本课配套习题挑战模式4/5
单选题
难度系数:
4.
下列说法中正确的是( )
A: 减去一个数等于加上这个数 |
B: 两个相反数相减得0 |
C: 两个数相减,差一定小于被减数 |
D: .两个数相减,差不一定小于被减数 |
一次做对,真牛!
+5奖励规则>
- 提示1:PHA+5pyJ55CG5pWw5YeP5rOV5rOV5YiZ77yM55u45Y+N5pWw5a6a5LmJPC9wPg==
- 答案:RA==
PHA+5YeP5Y675LiA5Liq5pWw77yM562J5LqO5Yqg5LiK6L+Z5Liq5pWw55qE55u45Y+N5pWw44CC5Lik5Liq55u45Y+N5pWw55u45Yqg562J5LqOMOOAguS4pOS4quaVsOebuOWHj++8jOWHj+WOu+S4gOS4qumdnuato+aVsO+8jOetieS6juWKoOS4iui/meS4qumdnuato+aVsOeahOebuOWPjeaVsO+8jOWPiuWKoOS4iuS4gOS4qumdnui0n+aVsO+8jOe7k+aenOetieS6juaIluiAheWkp+S6juiiq+WHj+aVsO+8jOaVhemAiUTjgII8L3A+