11.1-3.26-2.64-4.1 7.12-3.7+4.88-2.3 8.1除0.18 10.1*8.6 6.3/(0.7*5) 4.6*2.3+0.54*23 简便运算

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11.1-3.26-2.64-4.1 7.12-3.7+4.88-2.3 8.1除0.18 10.1*8.6 6.3/(0.7*5) 4.6*2.3+0.54*23 简便运算
11.1-3.26-2.64-4.1 7.12-3.7+4.88-2.3 8.1除0.18 10.1*8.6 6.3/(0.7*5) 4.6*2.3+0.54*23 简便运算

11.1-3.26-2.64-4.1 7.12-3.7+4.88-2.3 8.1除0.18 10.1*8.6 6.3/(0.7*5) 4.6*2.3+0.54*23 简便运算
11.1-3.26-2.64-4.1
=11.1-4.1-(3.26+2.64)
=7-6
=1
7.12-3.7+4.88-2.3
=7.12+4.88-(3.7+2.3)
=12-6
=6
8.1除0.18
=(0.9*9)/(0.9*0.2)
=9/0.2
=45
10.1*8.6
=(10+0.1)*8.6
=10*8.6+0.1*8.6
=86+0.86
=86.86
6.3/(0.7*5)
=(9*0.7)/(0.7*5)
=9/5
4.6*2.3+0.54*23
= 4.6*2.3+5.4*2.3
=(4.6+5.4)*2.3
=10*2.3
=23