解题思路:(1)先算除法,再算减法;
(2)先算除法,再算加法;
(3)先算除法,再算加法;
(4)按照从左向右的顺序进行计算;
(5)按照从左向右的顺序进行计算;
(6)按照从左向右的顺序进行计算.
(1)38.83÷4.4-7.85,
=8.825-7.85,
=0.975;
(2)16.8+14.7÷0.7,
=16.8+21,
=37.8;
(3)2.48+4.832÷1.6,
=2.48+3.02,
=5.5;
(4)0.64÷1.6÷0.5,
=0.4÷0.5,
=0.8;
(5)3.2×6.5÷0.26,
=20.8÷0.26,
=80;
(6)2.61÷1.8×0.4,
=1.45×0.4,
=0.58.
点评:
本题考点: 小数四则混合运算.
考点点评: 此题主要考查小数的四则混合运算的运算顺序,然后根据运算顺序进行计算.