18.8乘以5.8加7.2乘以4.2加11.6乘以4.2

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18.8乘以5.8加7.2乘以4.2加11.6乘以4.218.8乘以5.8加7.2乘以4.2加11.6乘以4.218.8乘以5.8加7.2乘以4.2加11.6乘以4.2=109.04-4.4*4.2=

18.8乘以5.8加7.2乘以4.2加11.6乘以4.2
18.8乘以5.8加7.2乘以4.2加11.6乘以4.2

18.8乘以5.8加7.2乘以4.2加11.6乘以4.2
=109.04-4.4*4.2
=-90.56