Question

Evaluate $14\times 16$ using even-even pattern.

• A. 354
• B. 244
• C. 444
• D. 224

Answer 1

Answer: (D)

224

$14\times 16=(15-1)$$\times$$(15+1)$

$=$ ${15}^2-1^2$ $=$ $224$

Hence, option D is correct.