The DAV Class 3 Maths Book Solutions and DAV Class 3 Maths Chapter 3 Brain Teasers Solutions of Subtraction offer comprehensive answers to textbook questions.
DAV Class 3 Maths Ch 3 Brain Teasers Solutions
(Addition and Subtraction)
Question 1.
Tick (✓) the correct answers
(a) 99 – ____ = 0
(i) 0
(ii) 1
(iii) 99
(iv) 100
Solution:
(iii) 99
(b) 35, 135, 235, ____
(i) 225
(ii) 335
(iii) 345
(iv) 3235
Solution:
(ii) 335
(c) 10 – ____ = 20 – 13
(i) 1
(ii) 3
(iii) 7
(iv) 12
Solution:
(ii) 3
(d) When we add 10 to 836, the digit at ____ place increases by 1.
(i) ones
(ii) tens
(iii) hundreds
(iv) thousands
Solution:
(ii) tens
(e) The sum of 250, 300 and 600 is ____.
(i) 550
(ii) 850
(iii) 900
(iv) 1150
Solution:
(iv) 1150
Question 2.
Arrange in columns and add:
(a) 3856, 385, 38
Solution:
(b) 9, 409, 7651
Solution:
(c) 888, 8, 88, 8888
Solution:
(d) 214, 7514, 2015
Solution:
Question 3.
Find the difference between:
(a) 3684 and 2985
Solution:
(b) 6438 and 7621
Solution:
(c) 9000 and 5386
Solution:
(d) 8716 and 440
Solution:
Solution:
Additional Questions:
Question 1.
Find the sum:
(a) 
Solution:
(b) 
Solution:
(c) 
Solution:
Question 2.
Arrange in column and add:
(a) 4031, 2415, 1232
Solution:
(b) 2332, 3034, 1200, 1312
Solution:
Question 3.
Subtract:
(a) 9886 and 7235
Solution:
(b) 5214 and 3214
Solution:
Question 4.
Fill in the boxes.
(i) 
Solution:
(ii) 
Solution:
(iii) 
Solution:
(iv) 
Solution:
Question 5.
Addition:
(i) 
Solution:
8820
(ii) 
Solution:
7825