
计算.(怎样算简便就怎样算) 1.47÷(2-1.02)+0.15 3.9×3.6+
计算.(怎样算简便就怎样算)1.47÷(2-1.02)+0.153.9×3.6+3.9×6.425.2÷4.5+3.25×1.435÷[(45?23)×914]....
计算.(怎样算简便就怎样算) 1.47÷(2-1.02)+0.15 3.9×3.6+3.9×6.4 25.2÷4.5+3.25×1.4 35÷[(45?23)×914].
展开
1个回答
展开全部
①1.47÷(2-1.02)+0.15,
=1.47÷0.98+0.15,
=1.5+0.15,
=1.65;
②3.9×3.6+3.9×6.4,
=3.9×(3.6+6.4),
=3.9×10,
=39;
③25.2÷4.5+3.25×1.4,
=5.6+4.55,
=10.15;
④
÷[(
-
)×
],
=
÷[
×
],
=
÷
,
=
×
,
=7.
=1.47÷0.98+0.15,
=1.5+0.15,
=1.65;
②3.9×3.6+3.9×6.4,
=3.9×(3.6+6.4),
=3.9×10,
=39;
③25.2÷4.5+3.25×1.4,
=5.6+4.55,
=10.15;
④
3 |
5 |
4 |
5 |
2 |
3 |
9 |
14 |
=
3 |
5 |
2 |
15 |
9 |
14 |
=
3 |
5 |
3 |
35 |
=
3 |
5 |
35 |
3 |
=7.
推荐律师服务:
若未解决您的问题,请您详细描述您的问题,通过百度律临进行免费专业咨询