Make a Timesheet in Excel

Make a Timesheet in Excel

Make a Timesheet in Excelにまつわる興味深い視点を詳しく紐解きます。

Here’s a shocking fact: the average person forgets 15% of their daily tasks by 4 PM. Your memory is basically a goldfish in a business suit. A timesheet isn’t a punishment—it’s a memory prosthetic, like wearing glasses for your time.

Plus, without a timesheet, you’re one step away from invoicing a client for "magical pixie dust" instead of actual work hours. Let’s be honest, you’ve probably done that already. Excel just makes the lies look professional.

Step 1: The Blank Canvas of Shame

Open Excel. Stare at the empty grid. It’s terrifying, I know—like a blank piece of paper that judges you for your lack of productivity. Do not panic. You’re not programming a space shuttle; you’re just making a list of when you showed up and when you ran away.

In cell A1, type "Date." In B1, type "Start Time." In C1, type "End Time." In D1, type "Total Hours." That’s it. You’ve just built the skeleton of a timesheet. Go ahead, give yourself a slow clap—you earned it.

Step 2: The Magic Auto-Sum Trick That Feels Like Cheating

Now, here’s where we get dangerous. In cell D2, type this spell: =C2-B2. Excel will subtract your start time from your end time. If your end time is 5:00 PM and start time is 9:00 AM, it spits out 8:00. Magic? No. But it feels like witchcraft.

But wait—what if you worked past midnight? Excel gets confused and shows you a decimal that looks like alien code. To fix that, highlight the column, right-click, and format the cells as "Custom" > "h:mm". Boom. Now Excel knows you’re not a vampire who stays up until 3 AM for fun. (We all judge you, but at least the math works.)

佐々木 一輝
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佐々木 一輝

Webメディアでの編集・執筆歴10年。読者の好奇心を刺激するストーリー作りを心がけています。