
Get live Maths 1-on-1 Classs - Class 6 to 12
Last updated at March 23, 2023 by Teachoo
Example 1 Find Q in the addition. Here, Q + 3 ends with 1 We put different values of Q, and check which ends with 1 ∴ Q = 8 Checking Putting Q = 8 Hence verified ∴ Q = 8