Question

find the square of 25 without actual multiplication​

Answer 1

Step-by-step explanation:

square unit digit lasting 5 in any no. and rest of previous digit multiply with its next digit.

example.

(25)^2 = 625

Sol

(2×3) (5 × 5) = 625

Answer 2

Answer:

25 square is 625

Step-by-step explanation:

25 ^2 = first we want to take ones place 5 directly we put the 5 square value at last that implies xxx25

then we want to take tens place 2 for this we want to multiply that number and after that number = 2×3 =6 that implies 6xx

so we want to combine this two we get 625

this trick is applicable for all the squares ending with 5 below 100