Learn Maths Number Systems, Class 4 Maths Number Systems Exercise, Free Online Number Systems Lessons

Class 4 Maths Study Material

An Educational platform for Preparation and Practice Class 4. Kidsfront provide unique pattern of learning Maths with free online comprehensive study material in the form of QUESTION & ANSWER for each Chapter of Maths for Class 4. This study material help Class 4, Maths students in learning every aspect of Number Systems. Students can understand Number Systems concept easily and consolidate their learning by doing Online Practice Tests on Maths,Number Systems chapter repeatedly till they excel in Class 4, Number Systems. Free ONLINE PRACTICE TESTS on Class 4, Number Systems comprise of Hundreds of Questions on Number Systems, prepared by the highly professionals team. Every repeat test of Number Systems will have new set of questions and help students to prepare themselves for exams by doing unlimited Online Test exercise on Number Systems. Attempt ONLINE TEST on Class 4,Maths,Number Systems in Academics section after completing this Number Systems Question Answer Exercise.

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Number Systems

Find the sum of least number of four digit and largest number of two digit?

a) 1099
b) 10099
c) 9999
d) 1909

✔Answer

✔Solution

Correct Answer Is : 1099

Solution Is : As least four digit number = 1000 and largest two digit number = 99 therefore, 1000 + 99 = 1099

0.003 can be written as :-

a) 3?100
b) 3?10
c) 3?1000
d) 30?100

✔Answer

✔Solution

Correct Answer Is : 3?1000

Solution Is : 0.003 = 3/1000 answer is : option-3

The roman numeral for 28 is :-

a) XXVIII
b) XXV
c) XXVII
d) XXIV

✔Answer

✔Solution

Correct Answer Is : XXVIII

Solution Is : 28 is 20 + 8 so in roman 20 is written as XX and 8 is written as VIII .Therefore, 28 = XXVIII

Which of the following number is not prime ?

a) 13
b) 91
c) 51
d) 81

✔Answer

✔Solution

Correct Answer Is : 81

Solution Is : Hint:- A prime number is a whole number greater than 1, whose only two whole-number factors are 1 and itself.

The smallest four digit number formed by using only once 3, 0, 5,1 digits?

a) 351
b) 1035
c) 1305
d) 1053

✔Answer

✔Solution

Correct Answer Is : 1035

Solution Is : Smallest four digit number using 3 , 0 , 1 and 5 is 1035.

The predecessor of smallest four digit number is :

a) 10001
b) 9999
c) 999
d) 100001

✔Answer

✔Solution

Correct Answer Is : 999

Solution Is : Smallest four digit number = 1000 predecessor of this is : 1000 -1 = 999

4 hundredths can be written as ?

a) 400
b) 0.04
c) 0.4
d) 0.004

✔Answer

✔Solution

Correct Answer Is : 0.04

Solution Is : 4 hundredths = 0.04 i.e 4 /100

How many one-fourths make 2 ?

a) 6
b) 8
c) 12
d) 4

✔Answer

✔Solution

Correct Answer Is : 8

Solution Is : 1/4 x 8 = 2 therefore answer is 8 one fourth make 2.

Find the smallest single digit composite number?

a) 1
b) 8
c) 2
d) 4

✔Answer

✔Solution

Correct Answer Is : 4

Solution Is : Hint: -A whole number that can be divided evenly by numbers other than 1 or itself.

Find out which fraction is proper fraction ?

a) 5?6
b) 9?7
c) 27?6
d) 25?5

✔Answer

✔Solution

Correct Answer Is : 5?6

Solution Is : Hint:- a fraction that is less than one, with the numerator less than the denominator.

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Class 4 Maths Study Material

Number Systems

Find the sum of least number of four digit and largest number of two digit?

Correct Answer Is : 1099

Solution Is : As least four digit number = 1000 and largest two digit number = 99 therefore, 1000 + 99 = 1099

0.003 can be written as :-

Correct Answer Is : 3?1000

Solution Is : 0.003 = 3/1000 answer is : option-3

The roman numeral for 28 is :-

Correct Answer Is : XXVIII

Solution Is : 28 is 20 + 8 so in roman 20 is written as XX and 8 is written as VIII .Therefore, 28 = XXVIII

Which of the following number is not prime ?

Correct Answer Is : 81

Solution Is : Hint:- A prime number is a whole number greater than 1, whose only two whole-number factors are 1 and itself.

The smallest four digit number formed by using only once 3, 0, 5,1 digits?

Correct Answer Is : 1035

Solution Is : Smallest four digit number using 3 , 0 , 1 and 5 is 1035.

The predecessor of smallest four digit number is :

Correct Answer Is : 999

Solution Is : Smallest four digit number = 1000 predecessor of this is : 1000 -1 = 999

4 hundredths can be written as ?

Correct Answer Is : 0.04

Solution Is : 4 hundredths = 0.04 i.e 4 /100

How many one-fourths make 2 ?

Correct Answer Is : 8

Solution Is : 1/4 x 8 = 2 therefore answer is 8 one fourth make 2.

Find the smallest single digit composite number?

Correct Answer Is : 4

Solution Is : Hint: -A whole number that can be divided evenly by numbers other than 1 or itself.

Find out which fraction is proper fraction ?

Correct Answer Is : 5?6

Solution Is : Hint:- a fraction that is less than one, with the numerator less than the denominator.

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