数学题(7/9+3/4+11/12)×36+170÷330+2.9÷3.3+0.2÷0.33

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数学题(7/9+3/4+11/12)×36+170÷330+2.9÷3.3+0.2÷0.33数学题(7/9+3/4+11/12)×36+170÷330+2.9÷3.3+0.2÷0.33数学题(7/9+

数学题(7/9+3/4+11/12)×36+170÷330+2.9÷3.3+0.2÷0.33
数学题(7/9+3/4+11/12)×36+170÷330+2.9÷3.3+0.2÷0.33

数学题(7/9+3/4+11/12)×36+170÷330+2.9÷3.3+0.2÷0.33
7/9×36+3/4×36+11/12×36+(17+29+20)/33=28+27+33+2=90

7/9+3/4+11/12)×36+170÷330+2.9÷3.3+0.2÷0.33
=7/9×36+3/4×36+11/12×36+(17+29+20)/33
=7×4+3×9+11×3+66/33
=90