Maharashtra Board Class 5 Maths Chapter 1 Roman Numerals Set 1 Solutions

Std 5 Maths Chapter 1 Roman Numerals

Question 1. Write all the numbers from 1 to 20 using Roman numerals.
Answer: Understanding Roman numerals from 1 to 20 is a fundamental step in learning this ancient number system. Here is the complete list:

🎯 Exam Tip: When writing Roman numerals, pay close attention to the subtractive principle (e.g., IV for 4, IX for 9) and the additive principle (e.g., VI for 6, XI for 11) to avoid common errors.

Question 2. Write the following numbers using international numerals.
(1) V
(2) VII
(3) X
(4) XIII
(5) XIV
(6) XVI
(7) XVIII
(8) IX
Answer:
(1) 5
(2) 7
(3) 10
(4) 13
(5) 14
(6) 16
(7) 18
(8) 9
In simple words: This question asks you to convert Roman numerals into the numbers we use every day. Each Roman numeral has a specific value that you need to remember.

🎯 Exam Tip: Memorize the basic Roman numerals (I, V, X, L, C, D, M) and their values, along with the rules for combining them (e.g., IV = 4, VI = 6) to quickly convert them.

Question 3. Fill in the empty boxes.
Answer:

🎯 Exam Tip: Practice converting numbers to Roman numerals and vice-versa. Pay close attention to subtractive notation (like IV for 4 and IX for 9) and additive notation (like VI for 6 and XI for 11).

Question 4. Write the numbers using Roman numerals.
(1) 9
(2) 2
(3) 17
(4) 4
Answer: The answer for this question is not provided in the source content. To solve this, you would convert each given number into its Roman numeral equivalent.
In simple words: You need to change the regular numbers like 9, 2, 17, and 4 into their Roman numeral forms using the rules you've learned.

🎯 Exam Tip: Remember the basic Roman numerals (I=1, V=5, X=10) and how they combine. For example, 9 is IX (10-1), 2 is II (1+1), 17 is XVII (10+5+1+1), and 4 is IV (5-1).

Question 5. In the table below, each given number is written in international numerals and then again in Roman numerals. If it is written correctly in Roman numerals, put '/' in the box under it. If not, put 'X' and correct it.

🎯 Exam Tip: Remember the basic rules for Roman numerals: I, X, C, M can be repeated up to three times; V, L, D cannot be repeated. Subtraction (like IV for 4) only works for I, X, C placed before V, X, L, C, D, M respectively.

Something More: L, C, D And M Are Also Used As Roman Numerals.

Activity: Apart From Clocks And Watches, Where Else Do We See Roman Numerals?

The Decimal System Of Writing Numbers

It is not easy to read or write numbers using Roman numerals. It also makes

Roman Numerals Problem Set 1 Additional Important Questions And Answers

Question 1. Write all the numbers from 21 to 30 using roman numerals.
Answer:

🎯 Exam Tip: Remember that 'XX' stands for 20. For numbers 21-29, you simply append the Roman numeral for the units digit (I to IX) to 'XX'.

Question 2. Write the following numbers using international numerals.
(1) XXV
(2) ΧΧΙΧ.
Answer:
(1) 25
(2) 29
In simple words: To convert Roman numerals to international numerals, break down the Roman numeral into its parts and add their values, remembering that a smaller numeral before a larger one means subtraction.

🎯 Exam Tip: Pay close attention to the order of symbols. If a smaller value symbol comes before a larger one (like 'IV' or 'IX'), you subtract the smaller from the larger; otherwise, you add them.

Question 3. Fill in the empty boxes:
Answer:

🎯 Exam Tip: Memorize the Roman numerals for common numbers (1-10, 20, 50, 100) and practice applying the rules for addition and subtraction to fill in missing values accurately.

Question 4. Write the numbers using Roman Numerals:
(1) 1
(2) 21
(3) 10
Answer:
(1) I
(2) XXI
(3) X
In simple words: To write numbers in Roman numerals, use the basic symbols I (1), V (5), X (10), L (50), C (100), D (500), and M (1000), combining them according to the rules of addition and subtraction.

🎯 Exam Tip: Always remember the seven basic Roman numeral symbols and their corresponding values. Practice writing numbers by breaking them down into tens and units, then converting each part.

Question 5. In the table below, each given number is written in international numerals and then again in Roman numerals. If it is written correctly in Roman numerals put 'S' in the box under it. if not, put 'x' and correct it.
Answer: The table below accurately identifies correct Roman numeral representations and provides the necessary corrections for those written incorrectly. Mastering these conversions is key to understanding historical numbering systems.

🎯 Exam Tip: Remember the basic rules for Roman numerals (I, V, X, L, C, D, M) and their combinations, especially the subtraction rule (e.g., IV for 4, IX for 9) to avoid common errors.

Question 6. Write all the numbers from 31 to 40 using Roman numerals.
Answer: Here are the numbers from 31 to 40, correctly represented using Roman numerals, which is a fundamental skill in understanding ancient numbering systems.

🎯 Exam Tip: Pay close attention to the rules for forming Roman numerals, especially for numbers like 39 (XXXIX) and 40 (XL), where subtraction rules apply.

Question 7. Write the following numbers using international numerals.
(1) VI
(2) XI
(3) XIV
(4) XVII
Answer: Converting Roman numerals to international numerals requires understanding the value of each symbol and their combination rules. Here are the conversions:
(1) 6
(2) 11
(3) 14
(4) 17
In simple words: To convert Roman numerals, you add the values of the symbols, but subtract when a smaller value comes before a larger one (like IV for 4).

🎯 Exam Tip: Practice recognizing common Roman numeral patterns, especially those involving subtraction (like IV, IX, XL, XC), as these are frequent sources of error.

Question 8. Fill in the empty boxes:

Question 9. Write the numbers using Roman numerals in the given boxes.
(1) 3 []
(2) 8 []
(3) 13 []
(4) 16 []
Answer:
(1) III
(2) VIII
(3) XIII
(4) XVI
In simple words: This question asks you to convert regular numbers into their Roman numeral equivalents. Remember, Roman numerals use letters like I, V, X, L, C, D, M to represent values.

🎯 Exam Tip: Practice the basic Roman numerals (I, V, X) and their combinations to quickly write numbers up to 20. Pay attention to subtraction rules like IV (4) and IX (9).

Question 10. State true or false of the following. If the statement is false then correct it in Roman numerals.
(1) 3 is written as IIV
(2) 14 is written as XIV
(3) 16 is written as XVI
(4) 19 is written as IXX
Answer:
(1) False (III)
(2) True
(3) True
(4) False (XIX)
In simple words: You need to check if the given Roman numeral representations are correct. If they are wrong, you must provide the right Roman numeral.

🎯 Exam Tip: Carefully recall the rules for forming Roman numerals, especially for numbers involving subtraction (like IV, IX, XL, XC) and repetition (like III, XXX). Incorrect subtraction or repetition is a common error.

Question 11. Write the answers Roman numerals.
(1) III + IV = []
(2) IV + V = [ ]
(3) IX – X = [ ]
Answer:

Question 11. Solve the following Roman numeral problems:
(4) VI + X = []
(5) III + II = []
(6) V + V = []
(7) XXX + XX = []
(8) L + L = []
Answer:
(1) VII
(2) IX
(3) XIX
(4) XVI
(5) V
(6) X
(7) L
(8) C
In simple words: This exercise tests your knowledge of Roman numerals and how to add them. Remember that symbols like V, L, D are never repeated, and a smaller numeral before a larger one means subtraction.

🎯 Exam Tip: When solving Roman numeral problems, remember the basic values (I=1, V=5, X=10, L=50, C=100, D=500, M=1000) and the rules for addition and subtraction. Practice common combinations.

Question 12. Match the columns:

🎯 Exam Tip: Memorize the values of common Roman numerals (I, V, X, L, C, D, M) to quickly match them. Pay attention to the column labels (A) and (B).

Question 13. Circle the correct international numeral of the following:
(1) XXIV
(a) 14
(b) 20
(c) 24
Answer: (c) 24
In simple words: You need to find the regular number that matches the Roman numeral XXIV. Remember that 'IV' means 4, not 6.

🎯 Exam Tip: When converting Roman numerals, break them down into parts (e.g., XXIV = XX + IV). Remember the subtraction rule (e.g., IV = 5-1, IX = 10-1).

Question 14. Circle the correct Roman numeral of the following: (1) 36
(a) XXVI
(b) XXXVI
(c) XXXXVI
Answer: (b) XXXVI
In simple words: The Roman numeral for 36 is XXXVI, which means 10 + 10 + 10 + 5 + 1.

🎯 Exam Tip: Remember that Roman numerals like X (10), V (5), and I (1) are combined to form numbers. For 36, it's three tens (XXX) and six (VI).

Question 14. Circle the correct Roman numeral of the following: (2) 27
(a) XXXVI
(b) XXVII
Answer: (b) XXVII
In simple words: The Roman numeral for 27 is XXVII, which means 10 + 10 + 5 + 1 + 1.

🎯 Exam Tip: To write 27 in Roman numerals, combine two tens (XX) with seven (VII).

Question 15. Put >, < or = in the box.
(1) CVI [ ] CLX
(2) CLXIX [ ] CLXXI
(3) XLIX [ ] XXXIX
(4) MMXVI [ ] MMXXVI
(5) LXX VII [ ] LVIII
(6) MCMXL [ ] MCMXLV
Answer:
(1) <
(2) <
(3) >
(4) <
(5) >
(6)
Understanding Roman numerals is key to correctly comparing these values.
In simple words: For each pair of Roman numerals, you need to figure out their actual number values and then decide if the first is greater than, less than, or equal to the second.

🎯 Exam Tip: Always convert Roman numerals to their Hindu-Arabic equivalents first to avoid errors when comparing them.