Druk Math Minds

Unitary Method

Subtraction of Fractions by Butterfly Method

Cross Multiplication Method to Solve Two Variables System of Linear Equations.

Exponents Rules

Learn simple addition with easy method

Addition of Fractions with Butterfly Method

Solve the given fraction:
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Relationship??

Squaring numbers ending with "5"
1.15x15=25 (5×5)
=15x15=225 (1×2)
2. 25^2=625
**First square 5^2=25 (unit place)
**Second multiply 2×3 (next higher number)=6.
So combine together 625.
Then squares of 45, 65, 85 will be

If A+B=C+D and A+D>B+C, then which of the following is Wrong?
1.A>B 2. A>c 3.C>D 4. B>D

Solve this problem