CBSE Class 3 Mathematics Revision Worksheet Set 12

CBSE Class 3 Mathematics Worksheet (2) - Revision

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Q1) Do the following as directed:-
 

A) Write four 3-digit numbers formed by using the digits 5,8 and 0.
i) 508
ii) 580
iii) 805
iv) 850

B) Write six 3-digit numbers formed by using the digits 7,1 and 2.
i) 127
ii) 172
iii) 271
iv) 217
v) 712
vi) 721

C) Write the smallest 4-digit number formed by using the digits :-
i) 3,2,6,9 i) 2369
ii 4,1,9,5 ii) 1459
iii) 5,4,9,3 iii) 3459
iv) 8,6,2,4 iv) 2468

D) Write the largest 4-digit number formed by using the digits :-
i) 3,2,6,9 i) 9632
ii 4,1,9,5 ii) 9541
iii) 5,4,9,3 iii) 9543
iv) 8,6,2,4 iv) 8642

E) Write Six 3-digit numbers formed by using the digits 7,1 and 9.
i) 179
ii) 197
iii) 719
iv) 917
v) 791
vi) 971

Ex -22 ( word problem )

16 ) solution : Minute in 1 hour –       60         1
Minutes in 12 hours                   – 12 x 60 = 1 2
                                                                   x 6 0
                                                               ________
                                                                   7 2 0
                                                               ________
Ans There are 720 minutes in 12 hours .

Ex – 23 ( Multiply )

    5
1) 2 7
x  1 8
_______
 2 1 6
 2 7 x
_______
4 8 6 Ans
_________

    4
2) 5 8
x  2 6
_______
  3 4 8
11 6 x
________
1 5 0 8
________

Do all the sums of ( Ex 23 ) in Maths Note book, some of them are done here to show the method how to do in Note book . ( Sum no 1 – 28 )

          2
         3
11) 1 0 5
      x 5 7
__________
       7 3 5
     5 2 5 x
__________
5 9 8 5 Ans
___________

       2 2
      1 2
12) 1 3 4
      x 6 5
__________
      6 7 0
    8 0 4 x
__________
8 7 1 0 Ans .

         4
22) 4 0 7
      x 1 6
_________
    2 4 4 2
    4 0 7 x
__________
6 5 1 2 Ans

          2
24) 5 0 3
      x 1 9
_________
    4 5 2 7
    5 0 3 x
_________
   9 5 5 7 Ans

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