用简便方法计算。1.2x2.5 0.08x25。
答案:3 悬赏:0 手机版
解决时间 2021-02-11 05:32
- 提问者网友:佞臣
- 2021-02-10 13:39
用简便方法计算。1.2x2.5 0.08x25。
最佳答案
- 五星知识达人网友:不甚了了
- 2021-02-10 14:04
1.2x2.5
=1.2×1/4
=0.3
0.08x25
=0.08×100÷4
=2
=1.2×1/4
=0.3
0.08x25
=0.08×100÷4
=2
全部回答
- 1楼网友:迟山
- 2021-02-10 14:56
2.5×9.8
=2.5X(10—0.2)
=2.5X10—2.5X0.2
=25—0.5
=24.5
1.25×25×3.2
=1.25X25X4X8
=(1.25X4)X(8X25)
=0.5X200
=100
=2.5X(10—0.2)
=2.5X10—2.5X0.2
=25—0.5
=24.5
1.25×25×3.2
=1.25X25X4X8
=(1.25X4)X(8X25)
=0.5X200
=100
- 2楼网友:低血压的长颈鹿
- 2021-02-10 14:50
1.2×2.5+0.08×25
=1.2×2.5+0.8×2.5
=(1.2+0.8)×2.5
=2×2.5
=5
=1.2×2.5+0.8×2.5
=(1.2+0.8)×2.5
=2×2.5
=5
我要举报
如以上问答信息为低俗、色情、不良、暴力、侵权、涉及违法等信息,可以点下面链接进行举报!
大家都在看
推荐资讯