Question

Using properties of whole numbers simplify :
a) 387 ×17 + 387 × 3
b) 5625 × 139 – 5625 × 39

Answer 1

Answer:

7728 ii -146250

Step-by-step explanation:

Because in 1st we have multiply and then add

and in 2nd we have to do multiply and subtract

Answer 2

Answer:

a) 7740

b) 562,500

these is correct answer

pl mark as brainl