解:原式=10.26-4.26-3.78=6-3.78=2.22如果你觉得我的回答比较满意,希望你给予采纳,因为解答被采纳是我们孜孜不倦为之付出的动力!
10.26-(3.78+4.26)=10.26-3.78-4.26=10.26-4.26-4+0.22=6-4+0.22=2+0.22=2.22
=10.26 -4.26 -3.78=6- 3.78=2.22
10.26-(3.78+4.26)=10.26-4.26-3.78=6-3.78=2.22