9.99乘2.2213加3.33乘3.34要怎样简算

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9.99乘2.2213加3.33乘3.34要怎样简算9.99乘2.2213加3.33乘3.34要怎样简算9.99乘2.2213加3.33乘3.34要怎样简算=3.33×3×2.22+3.33×3.34

9.99乘2.2213加3.33乘3.34要怎样简算
9.99乘2.2213加3.33乘3.34要怎样简算

9.99乘2.2213加3.33乘3.34要怎样简算
=3.33×3×2.22+3.33×3.34
=3.33×6.66+3.33×3.34
=3.33×(6.66+3.34)
=3.33×10
=33.3