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37.5×3×0.112+35.5×12.5×0.224=.
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37.5×3×0.112+35.5×12.5×0.224=______.
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答案和解析
37.5×3×0.112+35.5×12.5×0.224
=12.5×3×3×0.112+35.5×12.5×0.224
=12.5×0.112×(3×3+35.5×2)
=12.5×0.112×80
=(12.5×80)×0.112
=1000×0.112
=112
故答案为:112.
=12.5×3×3×0.112+35.5×12.5×0.224
=12.5×0.112×(3×3+35.5×2)
=12.5×0.112×80
=(12.5×80)×0.112
=1000×0.112
=112
故答案为:112.
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