Roman Numerals 1 to 40
Roman Numbers 1 to 40 is the list of numbers from 1 to 40 represented in their corresponding Roman numeral translation. Knowing the Roman Numbers 1 to 40 helps students to understand the Roman numeral translations. They also learn how to form new numbers once they know Roman counting 1 to 40. Let us learn all the rules of writing Roman numerals 140 on this page.
Roman Numbers 1 to 40 Chart
The following figure shows a printable Roman numbers 1 to 40 chart to assist students in prioritizing and planning their revision.
1.  Roman Numerals from 1 to 40 
2.  PDF Download 
3.  How to Write Roman Numbers 1 to 40? 
4.  FAQs on Roman Numbers 1 to 40 
Roman Numerals from 1 to 40
Roman numerals 1 to 40 can help understand numbers to Roman numerals conversion for numbers up to 40. The list of 1 to 40 Roman numbers is listed in the table given below.
List of Roman Numbers 1 to 40
1 = I  2 = II  3 = III  4 = IV  5 = V 
6 = VI  7 = VII  8 = VIII  9 = IX  10 = X 
11 = XI  12 = XII  13 = XIII  14 = XIV  15 = XV 
16 = XVI  17 = XVII  18 = XVIII  19 = XIX  20 = XX 
21 = XXI  22 = XXII  23 = XXIII  24 = XXIV  25 = XXV 
26 = XXVI  27 = XXVII  28 = XXVIII  29 = XXIX  30 = XXX 
31 = XXXI  32 = XXXII  33 = XXXIII  34 = XXXIV  35 = XXXV 
36 = XXXVI  37 = XXXVII  38 = XXXVIII  39 = XXXIX  40 = XL 
The above link is a printable reference sheet that consists of 1 to 40 Roman numbers in an easytoprint pdf format. Students can practice Roman numerals 1 to 40 using the chart and use it for further conversion of numbers.
How to Write Roman Numbers 1 to 40?
Roman numerals 1 to 40 can be obtained by using any of the two following methods:
 Method 1: In this method, we break the number into the least expandable form, write their respective Roman letter and add/subtract them, for example, 22 can be written as, 22 = 10 + 10 + 1 + 1 = X + X + I + I = XXII
 Method 2: In this method, we consider the groups of numbers for addition such as: 22 = 20 + 2 = XX + II = XXII
Any of the above two methods can be used for writing Roman Numerals from 1 to 40.
☛ Also Check: Roman Numerals Calculator
Rules to Write 1 to 40 Roman Numbers
Certain rules are to be followed while writing Roman numbers from 1 to 40. These rules are explained here in detail.
 When a bigger letter precedes a smaller letter, the letters are added. For example: LI, L > I, so LI = L + I = 50 + 1 = 51.
 When a smaller letter precedes a bigger letter, the letters are subtracted. For example: IX, I < X, so IX = X  I = 10  1 = 9.
 When a letter is repeated multiple times, they get added. For example: CC = C + C = 100 + 100 = 200
 The same letter cannot be used more than three times in succession. V, L, and D cannot be repeated, they appear only once.
Roman Numerals 1 to 40 Examples

Example 1: Using the 1 to 40 Roman numbers chart, find the product of VI and II.
Solution:
VI = 6 and II = 2
Now, VI × II = 6 × 2 = 12
Since, 12 = 10 + 1 + 1 = X + I + I = XII
Therefore, the product of VI and II is XII.

Example 2: Using your knowledge of Roman numbers 1 to 40, Find the value of XL  XIX.
Solution:
XL = 40 and XIX = 10 + 9 = 19. Therefore, XL  XIX = 40  19 = 21.
Now, XXI = 20 + 1 = 21

Example 3: Find the Value of II + XXXVIII.
Solution:
Using the Roman numerals 1 to 40 chart:
II = 2, XXXVIII = 38.
Therefore, II + XXXVIII = 2 + 38 = 40
Now, 40 = XL

Example 4: What is the value of XXXIII?
Solution:
Using the Roman numerals 1 to 40 chart we can see that XXXIII = 30 + 3 = 33
FAQs on Roman Numerals 1 to 40
What do Roman Numerals 1 to 40 Mean?
Roman Numerals 1 to 40 is a chart that represents numbers from 1 to 40 in Roman numerals. It consists of a notation of numbers 1 to 40 used by the Romans in ancient times.
What is the Value of XVIII + XX?
Using the Roman Numbers 1 to 40 chart, XVIII = 18, XX = 20. Converting the given problem into numbers, we have XVIII + XX = 18 + 20 = 38 = XXXVIII
How Many Square Numbers are there Between Roman Numbers 1 to 40?
Perfect Squares between Roman numbers 1 to 40 are 1, 4, 9, 16, 25, 36. This implies, there are 6 = VI perfect square numbers between Roman numbers 1 to 40.
How to Write Roman Numbers 1 to 40?
To write 1 to 40 in Roman numerals, the conversion involves breaking the numbers based on place values (ones, tens, hundreds, thousands). For example, let us consider the number 37.
 Tens = 30 = XXX
 Ones = 7 = VII
 Number = 37 = XXXVII
How Many Twin Prime Numbers are There Between Roman Numerals 1 to 40?
Twin prime numbers are prime numbers whose difference is 2. Twin prime number pairs between 1 to 40 are: (3, 5), (5, 7), (11, 13), (17, 19), and (29, 31). Therefore, between Roman numerals 1 and 40, there are 5 twin prime numbers.
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