Weeks to Days Converter
Quick answer: To convert weeks to days, multiply by 7. For example, 10 wk is 70 d. One week equals 7 d.
- Calculator
- Formula
- Examples
- Size compared
- About the units
- Where used
- Step by step
- Popular conversions
- Reading your result
- Mistakes
- FAQ
- Related tools
- Method
Use the Weeks to Days Converter
Weeks to Days formula and what each symbol means
d = wk × 7
| Symbol | Meaning |
|---|---|
| wk | Week |
| d | Day |
Weeks to Days examples
1 wk
1 wk × 7 = 7 d.
10 wk
10 wk × 7 = 70 d.
100 wk
100 wk × 7 = 700 d.
Weeks compared with Days
One wk is 7 times as large as one d, so your number gets bigger when you convert weeks to days and smaller when you convert back. If the answer is not larger than what you typed, you divided instead of multiplying.
About weeks and days
Week (wk): 7 days. Day (d): 24 hours or 86,400 seconds.
Where weeks to days conversions are used
Billing, SLAs and subscriptions are quoted in months, weeks or years. Computing and electronics use milliseconds, microseconds and nanoseconds.
How to calculate Weeks to Days step by step
- Enter the value in wk (the starting unit).
- Multiply by 7, because 1 wk = 7 d.
- The product is the value in d. To go back, divide by 7 or multiply by 0.1428571.
Popular time conversions
How to read your Weeks to Days result
Months and years vary in length, so this tool uses averages: a year is 365.25 days (the Julian year) and a month is one twelfth of that, 30.4375 days.
| WEEKS | DAYS |
|---|---|
| 1 | 7 |
| 2 | 14 |
| 5 | 35 |
| 10 | 70 |
| 20 | 140 |
| 50 | 350 |
| 100 | 700 |
| 1,000 | 7,000 |
Days to Weeks: quick table
| DAYS | WEEKS |
|---|---|
| 1 | 0.1428571 |
| 5 | 0.7142857 |
| 10 | 1.428571 |
| 25 | 3.571429 |
| 50 | 7.142857 |
| 100 | 14.28571 |
| 250 | 35.71429 |
| 500 | 71.42857 |
Common mistakes when calculating Weeks to Days
- Forgetting that a week is exactly 7 days.
- Dividing when you should multiply: from wk to d multiply by 7; from d to wk divide by 7.
Weeks to Days FAQ
How many d are in 1 wk?
1 wk equals 7 d.
How many wk are in 1 d?
1 d equals 0.1428571 wk.
Is 1 wk = 7 d an exact conversion?
Yes. The week and the day are both defined exactly in SI terms, so the ratio has no measurement uncertainty; 7 is just that ratio shown to 7 significant figures.
What is a day (d)?
24 hours or 86,400 seconds.
How can I estimate weeks to days in my head?
One wk is 7 times as large as one d, so your number gets bigger when you convert weeks to days and smaller when you convert back. If the answer is not larger than what you typed, you divided instead of multiplying.
What is 75 wk in days?
75 wk = 525 d (since 75 × 7).
What is 300 wk in days?
300 wk = 2,100 d (since 300 × 7).
What is 12 wk in days?
12 wk = 84 d (since 12 × 7).
How many decimals should I keep when converting wk to d?
Match the precision of your original measurement. For example, 70 d rounds to 70 d at 3 significant figures; keep more digits only for engineering or scientific work.
More in Time converters
- Seconds to Weeks Converter
- Weeks to Years Converter
- Seconds to Minutes Converter
- Years to Days Converter
- Seconds to Hours Converter
- Years to Hours Converter
See all time converters tools · All Conversion calculators · Site map
Method, review and disclaimer
Edited by: Hemant Kumar and Anjita Rai, founders of ToolsVault (SEO and content professional, not a licensed adviser). Method: this tool runs in your browser using the formula shown on this page; the numbers you enter are not sent to our servers. Sources: NIST SP 811, Appendix B.8: conversion factors, BIPM: the second