Question

Evaluate using suitable properties:

a) 571 × 9 + 571 × 11 b) 2256×64 + 36 × 2256
Write step by step, and fast! ​

Answer 1

Answer:

1. 571 × 9 + 571 × 11

= (571×9)×11

=5139×11

=56529

2. 2256×64 + 36 × 2256

= 2256×64+36

= 144384+36

=144420

Answer 2

Step-by-step explanation:

a)571×9=5139+ 571=5710

b)2256×64=144384+(36×2256)=225600

c