Calculation History
CalcES, a modern calculator, equipped with advanced features, include the Calculation History for convenient review, verification, and learning from past calculations
Accessing the Calculation History
Method 1
Press SHIFT = (History) to open the Calculation History screen
![Press `SHIFT` `=`](/docs/_astro/img.h4XtNwiB_2tfRWL.webp)
![The calculation history screen](/docs/_astro/img_1.CpZAS6VZ_Z1krYh0.webp)
Method 2
Open the drawer menu, then select the Calculation History item
![Click the drawer menu icon](/docs/_astro/img_2.DJ7nSEGG_1wHhMl.webp)
![select the **Calculation History** item](/docs/_astro/img_3.Db8c-0Xc_28jmuY.webp)
History item
- Each history line contains expression, result, and timestamp.
![history line](/docs/_astro/img_4.CmzEL-Ys_wvaTE.webp)
- To copy the input, click the copy icon
![To copy the input, click the copy icon](/docs/_astro/img_5.CE3GZyjW_ZgVelJ.webp)
- To edit the calculation input, click the edit icon
![To edit the calculation input, click the edit icon](/docs/_astro/img_6.BAdiAw1q_Z2ukjrW.webp)
- To delete the history line, click the trash icon
![To delete the history line, click the trash icon](/docs/_astro/img_7.CtvX0BlB_pKtsM.webp)
Advanced Features
Sorting by Time
Use the sorting feature to organize entries by time, providing a chronological order of your calculations.
- Descending (Newest on the top)
![Descending (Newest on the top)](/docs/_astro/img_8.kdq2Og-u_Z1jhlVy.webp)
- Ascending (Oldest on the top)
![Ascending (Oldest on the top)](/docs/_astro/img_9.BSEhems5_Z1NNGCH.webp)
Clearing History
To clear calculation history, perform the following steps:
-
Open the menu
-
Tap the Delete all item
-
Confirm your choice