Calendar Problems - Beginner Level: month puzzles BEGINNER

Level up your calendar problems skills with this entry level practice. 20 beginner-level problems await in Worksheet 4 of 30. Focus area: month puzzles. Learn month puzzles, year logic, leap year calculations through systematic practice. Designed for entry-level learners seeking foundational concepts and basic patterns.

📝 Worksheet 4 of 30 • 20 questions • ⏱️ Estimated time: 20 minutes • 🎯 Beginner level

What you'll learn in this worksheet:
Your progress through Calendar Problems
Worksheet 4 of 30 (13% complete)

Question 1

In the calendar for October 2026, how many Sundays are there? Mon Tue Wed Thu Fri Sat Sun | | | 1 | 2 | 3 | 4 5 | 6 | 7 | 8 | 9 | 10 | 11 12 | 13 | 14 | 15 | 16 | 17 | 18 19 | 20 | 21 | 22 | 23 | 24 | 25
In October 2026, the Sundays fall on: 4, 11, 18, 25. Total: 4.

Question 2

How many weekend days (Saturdays and Sundays combined) are there in the year 2015?
Year 2015 has 52 Saturdays and 52 Sundays, totaling 104 weekend days.

Question 3

How many days are there between 26 October 2020 and 15 August 2022?
The difference between 26 October 2020 and 15 August 2022 is 658 days

Question 4

If January 1, 2004 was a Thursday, what day was January 1, 2032?
January 1, 2032 was a Thursday. Calendar patterns repeat in cycles due to leap years.

Question 5

If 30 July 2008 was a Wednesday, what day will 15 October 2008 be?
The gap is 77 days. 77 mod 7 = 0 days shift. Wednesday + 0 days = Wednesday

Question 6

Which year before 2004 had the exact same calendar as 2004?
The calendar repeats when January 1 falls on the same day and leap status matches. 1976 satisfies this.

Question 7

If the days of the week are coded as {'Monday': 'Zeta', 'Tuesday': 'Alpha', 'Wednesday': 'Gamma', 'Thursday': 'Delta', 'Friday': 'Theta', 'Saturday': 'Epsilon', 'Sunday': 'Omega'}, what is the code for Friday?
Friday is coded as Theta.

Question 8

If 22 April 2012 was a Sunday, what day will 22 April 2017 be?
22 April 2017 will be a Saturday

Question 9

What is the date of the 4th Monday in November 2026?
The 4th Monday of November 2026 falls on 23-11-2026.

Question 10

If 28 November 2020 was a Saturday, what day will 28 November 2029 be?
28 November 2029 will be a Wednesday

Question 11

If January 1, 2017 was a Sunday, what day was January 1, 2023?
January 1, 2023 was a Sunday. Calendar patterns repeat in cycles due to leap years.

Question 12

If 15 May 2019 was a Wednesday, what day will 12 July 2019 be?
The gap is 58 days. 58 mod 7 = 2 days shift. Wednesday + 2 days = Friday

Question 13

What is the date of the 3rd Sunday in December 2023?
The 3rd Sunday of December 2023 falls on 17-12-2023.

Question 14

Is 2098 a leap year?
2098 is not a leap year because it's not divisible by 4

Question 15

In which ISO week does 11 October 2027 fall? (Note: ISO week definition - Monday start, week 1 contains first Thursday)
ISO week number is calculated with Monday as the first day of week, and week 1 is the week containing the first Thursday. 11-10-2027 is in week 41.

Question 16

How many days are there from the beginning of April to the end of December in 2007?
From April to December in 2007: 275 days total.

Question 17

In the calendar for June 2027, how many Fridays are there? Mon Tue Wed Thu Fri Sat Sun | 1 | 2 | 3 | 4 | 5 | 6 7 | 8 | 9 | 10 | 11 | 12 | 13 14 | 15 | 16 | 17 | 18 | 19 | 20 21 | 22 | 23 | 24 | 25 | 26 | 27 28 | 29 | 30 | | | |
In June 2027, the Fridays fall on: 4, 11, 18, 25. Total: 4.

Question 18

If today is Friday, what day was it 26 days ago?
Starting from Friday (4), before 26 days: (4 - 26) mod 7 = 6 = Sunday

Question 19

What day of the week was 13 November 2025?
Using calendar calculation, 13 November 2025 was a Thursday.

Question 20

What are the starting and ending years of the 21th century?
The 21th century spans from 2001 to 2100
Previous Worksheet Next Worksheet