解题思路:(1)根据乘法分配律简算;
(2)根据加法交换律和结合律简算;
(3)根据减法的性质简算;
(4)根据乘法分配律简算.
(1)3.7×99+3.7
=3.7×(99+1)
=3.7×100
=370;
(2)5.93+0.64+0.07+0.36
=(5.93+0.07)+(0.64+0.36)
=6+1
=7;
(3)5.37-1.47-2.53
=5.37-(1.47+2.53)
=5.37-4
=1.37;
(4)105×([1/3]+[1/5])
=105×[1/3]+105×[1/5]
=35+21
=56.
点评:
本题考点: 分数的简便计算;运算定律与简便运算.
考点点评: 完成本题要注意分析式中数据,运用合适的简便方法计算.