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9.8+2.73÷1.3=3.87÷5÷0.387=18.9÷1.4=1.6×(2.55-0.95)=

题目详情
9.8+2.73÷1.3= 3.87÷5÷0.387=
18.9÷1.4= 1.6×(2.55-0.95)=
▼优质解答
答案和解析
(1)9.8+2.73÷1.3
=9.8+2.1
=11.9;

(2)3.87÷5÷0.387
=3.87÷0.387÷5
=10÷5
=2;

(3)18.9÷1.4=13.5;

(4)1.6×(2.55-0.95)
=1.6×1.6
=2.56.