Download maths worksheet 2 - Doon Public School

MATHS
WORKSHEET-2
Name _____
Class 4 Sec_______
Q.1 Find the sum:
(a) 63400 + 32067 =...........................
(b) 95413 + 2645 =..............................
(c) 200114 + 32596 =...........................
(d) 880174 + 438163 =.........................
(e) 379145 + 20046 =..........................
Q.2
(a) 3
+ -8
Fill in the blanks :
7 8 9 5
2 -- 4 --- 5 -- 8
(b) 2 -- 3 7 6
+ 1 4 -- 3 8
-- 3 3 1 --
Q.3 Word problems:
(a) Find the sum of largest 5 digits number and the smallest 6 digit number.
(b) In an election 34647, 29825 and 84673 votes were polled to three
candidates respectively. Find the total no. of votes polled.
(C) Rohan purchased a car for Rs. 3,65,780. He spent Rs. 1,37,560 on repairing
it. How much total money has he spent on the car?
Q.4 Using the properties of addition on numbers, fill in the blanks. State the
property also.
(1) 18692 + 11483 = ..................... .+ 18692
Name of property __________________________
(2) (89624 + 14293) + 35863 = 89624+ (14293+..................).
Name of property __________________________
(3) 13548+ (29113+17482) = (...............+29113) + 17482.
Name of property __________________________
(4).............+ 84932 = 84932.
Name of property __________________________
(5)...............+ 0 = 46395.
Name of property __________________________
MATHS
WORKSHEET- 3
NAME: _____________________
CLASS 4 SEC ________
Q.1 Find the prime factorization of the following numbers by factor tree
method.
(a) 42 (b) 56 (c) 64 (d) 72
(a)
(b)
(c)
(d)
Q.2 Find the factors of the following numbers
(a) 23 (b) 28 (c) 96 (d) 100
(a)
(b)
(c)
(d)
Q.3 Find the common factors of the following numbers
(a) 18 and 27
(b) 16 and 23 (c) 26 and 13 (d) 56 and 96.
(a) Factors of 18 = ____________________________
Factors of 27 = _________________________________
Common Factors = _______________________________
(b) Factors of 16 = __________________________________
Factors of 23 = ___________________________
Common Factors = ________________________________
(c) Factors of 26 = ________________________________
Factors of 13 = ___________________________________
Common Factors = ________________________________
(d) Factors of 56 = ___________________________________
Factors of 96 = _____________________________________
Common Factors = ________________________________
Q.4
Find first five multiples of 23.
Q.5
Write first seven multiples of 17.
Q.6 Find LCM of the following numbers:
(a) 3, 4 and 6
(c) 8 and 12
(b) 10, 15 and 20
(d) 4 and 10
(e) 6, 12 and 18
Q.7
Fill ups:
(1) The sum of the least prime number and least composite number is .............
(2) ...............is the factor of every number.
(3)A number has ................number of factors and .............number of multiples.
(4) The greatest prime number less than 100 is..................
(5) Every non zero number other than 1 have at least .............factors.
(6)................. numbers more than 2 factors.
(7) Prime numbers have only two factors 1 and the ..................
(8)The smallest composite number is....................
(9) Eighth multiple of 15 is .......................
(10) All even numbers except 2 are ................numbers (prime/composite)
(11) The smallest even composite number is.................
(12) The smallest odd composite number is....................
(13) There are ...............prime numbers between 1 and 10
(14) There are ...........prime numbers between 40 and 50
(15) Every number is a multiple of.......................
MATHS
WORKSHEET -1
NAME: _____________________
CLASS 4 SEC ________
Q.1 Round each number to nearest 10, nearest 100 and nearest 1000:
Number
nearest 10
nearest 100
nearest 1000
(1) 24832
.................
...................
..................
(2) 19654
..................
......................
......................
(3) 37929
..................
......................
......................
(4) 483756
...................
......................
.......................
(5) 49868
..................
........................
.......................
(6) 75832
..................
.........................
......................
(7) 94333
...................
..........................
.......................
(8) 39802
...................
..........................
........................
(9) 56539
....................
..........................
........................
(10) 23004
....................
..........................
......................
Q.2 Find the sum of the place values of 8 in 838235.
Q.3 Find the difference of the place values of 3 in 933546.
Q.4 Build the numbers that have:
(a) 6 thousands, 6 lakhs, 6 tens, ones=..........................
(b) 7 ten thousands, 9 ones, 8 hundreds,6 tens=.........................
(c) 7 hundreds, 4 lakhs, 8 ones=......................
(d) 8 tens, 9 thousands, 1 ones, 8 hundreds, 6 lakhs =................................
(e) 5 lakhs, 7 hundreds, 3 ones=.................................