Table of Contents
How many times the digit 3 appears in numbers from 1 to 100?
Clearly, from 1 to 100, there are ten numbers with 3 as the unit’s digit- 3, 13, 23, 33, 43, 53, 63, 73, 83, 93; and ten numbers with 3 as the ten’s digit – 30, 31, 32, 33, 34, 35, 36, 37, 38, 39. So, required number = 10 + 10 = 20.
Is 2 The most common number?
There were votes for every whole number between 1 and 100, and 472 of the numbers between 1 and 1000. The lowest whole number that failed to pick up any votes was 110. Surely the world’s least-loved number?…More videos on YouTube.
| Position | Number | Percentage |
|---|---|---|
| 1 | 7 | 9.7% |
| 2 | 3 | 7.5% |
| 3 | 8 | 6.7% |
| 4 | 4 | 5.6% |
How many numbers are there between 1 and 3?
While students may initially guess 3 or 1 number, when they start including fractions, they should come to the conclusion that there are infinite numbers between 1 and 3 (or really between any two numbers).
How often is a 2 in a number?
In fact, any digit is a 2 roughly one tenth of the time. We say “roughly” because there are (very common) boundary conditions. For example, between 1 and 100, the 10’s digit is a 2 exactly 1/10 th of the time.
How many times does the number 1 appear?
So, the digit 1 must appear (1/10) ( 300) times, which equals 30 times. So, the digit 1 appears 100 times. I used P&C, to solve for each 1 digit, 2 digit and 3 digit options to arrive at 160. If any other simpler method can be used.
How many times will you write the digit 2?
First,lets consider the hundredths (leftmost) place: For the hundredths place,the number 2 will appear 99 times (from 201 to 299) Now lets see the ones place: The number appears 10 times in the ones place (202,212,222,232…….. till 292)
How many 2’s are in a 3rd digit?
There are 2s at the 3rd digit in the ranges 2000 – 2999, 12000 – 12999, 22000 – 22999, 32000 32999, 42000 – 42999, and 52000 – 52999. So there are 6000 2’s total in the 3rd digit. This is the same amount as if we were just counting all the 2s in the 3rd digit between 1 and 60000.