等量公理 8-2

Math Response

依題意列出等式

Type answer here

Correct Answer: 450+x=800

Deg^°

Rad

Math Response

以等量公理列出運算過程

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Correct Answer: 450+x-450=800-450

Deg^°

Rad

Fill in the Blanks

Math Response

依題意列出等式

Type answer here

Correct Answer: y-180=570

Deg^°

Rad

Math Response

以等量公理列出運算過程

Type answer here

Correct Answer: y-180+180=570+180

Deg^°

Rad

Fill in the Blanks

Math Response

以等量公理列出運算過程

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Correct Answer: y\times2\div2=160\div2

Deg^°

Rad

Fill in the Blanks

Math Response

以等量公理列出運算過程

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Correct Answer: x\div12\times12=15\times12

Deg^°

Rad

Fill in the Blanks

Math Response

一張照片的長是χ公分，寬是12公分，長比寬多5公分，照片的長是多少公分？

依題意列出等式

Type answer here

Correct Answer: x-12=5

Deg^°

Rad

Math Response

一張照片的長是χ公分，寬是12公分，長比寬多5公分，照片的長是多少公分？

以等量公理列出運算過程

Type answer here

Correct Answer: x-12+12=5+12

Deg^°

Rad

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想一想，寫下計算過程。

Draw

想一想，寫下計算過程。