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CTET Natural Number — practice questions

Explore 55 free Natural Number questions in CTET Mathematics. Open each question or exercise to read its content, reference answers and available explanation.

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Natural Number questions and exercises with answers

Showing questions 1–30 of 55.

Which is the standard Roman numeral for the number 4?Read the answer and worked solution →On a clock face, which numeral is used for nine?Read the answer and worked solution →Which numeral for forty is written as ten less than fifty?Read the answer and worked solution →The numeral XC places X before C. What is its value?Read the answer and worked solution →How would a stonemason carve the number 400?Read the answer and worked solution →Which numeral for 900 puts a C before an M?Read the answer and worked solution →A student splits 39 as 30 plus 9. Which numeral joins them?Read the answer and worked solution →Which numeral is formed by joining CC, XL and VI?Read the answer and worked solution →Decode DCCLXXXIX: which number is it?Read the answer and worked solution →A house number 2,421 is carved in Roman style. What is carved?Read the answer and worked solution →Write one hundred sixty using Roman symbols.Read the answer and worked solution →A page numbered 207 has no tens. How is it written in Roman?Read the answer and worked solution →Which numeral shows 1,009 with hundreds and tens left out?Read the answer and worked solution →Add up M, L, X and VI. Which number do they spell?Read the answer and worked solution →What is the largest number standard Roman numerals can show?Read the answer and worked solution →A book held by the Statue of Liberty shows MDCCLXXVI. Which year is it?Read the answer and worked solution →How is the year 1918 written in Roman numerals?Read the answer and worked solution →Which Roman numeral gives the year 1944?Read the answer and worked solution →What is true about zero in classical Roman numerals?Read the answer and worked solution →Roman numerals are called non-positional because they have no what?Read the answer and worked solution →Which pair is a standard subtractive Roman form?Read the answer and worked solution →The Roman numeral CCXXVIII represents which number?Read the answer and worked solution →Which principle do early systems like Roman numerals follow?Read the answer and worked solution →In positional notation, what decides a digit's value besides its look?Read the answer and worked solution →Which system is the positional system of base ten used today?Read the answer and worked solution →In the numeral 228, what does the first digit 2 stand for?Read the answer and worked solution →Which value does the digit 8 carry in the numeral 228?Read the answer and worked solution →Which people first developed a positional number system?Read the answer and worked solution →Which everyday count still shows the Babylonian base 60?Read the answer and worked solution →What did the Inca use to store numbers in a decimal system?Read the answer and worked solution →

Worked practice questions

Which is the standard Roman numeral for the number 4?

  1. IIII
  2. IIV
  3. VI
  4. IV
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Correct answer: D. IV

1. Standard Roman writing uses subtractive notation for 4. 2. A smaller symbol I placed before V is subtracted, giving IV. 3. IIII is the older additive form, VI means 6, and IIV is not a valid numeral. _Source: Wikipedia, Roman numerals, Standard form_

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On a clock face, which numeral is used for nine?

  1. VIIII
  2. XI
  3. IX
  4. VX
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Correct answer: C. IX

1. Nine is written with subtractive notation. 2. Put I before X, so one is taken from ten, giving IX. 3. VIIII is the old additive form, XI means 11, and VX is not valid. _Source: Wikipedia, Roman numerals, Standard form_

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Which numeral for forty is written as ten less than fifty?

  1. XXXX
  2. LX
  3. XL
  4. LXL
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Correct answer: C. XL

1. Forty uses a subtractive form. 2. X before L means 50 minus 10, which is XL. 3. XXXX is not standard, LX means 60, and LXL is not valid. _Source: Wikipedia, Roman numerals, Standard form_

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More Mathematics topics

FractionsGeometryBasic Geometrical IdeasNegative NumberSolids Around UsMeasures of Central TendencyData HandlingTime