Question

( 0.4 × 0.4 - 0.3 × 0.3 ) ÷ ( 0.4 × 0.2 - 0.1 × 0.1 )

Answer 1

The answer is given below

Answer 2

Answer:

[tex](0.4 \times 0.4 - 0.3 \times 0.3) (\div 0.4 \times 0.2 - 0.1 \times 0.1) \\ = (0.16 - 0.09) \div (0.08 - 0.01) \\ = 0.07 \div 0.07 \\ =1[tex]