Question

11)
Find by using suitable property
i) 8x475x125
ii) 225x102​

Answer 1

i)475,000

ii)22,950

Step-by-step explanation:

i) 8 × 475 × 125

a×b×c = (a×b)×c

= (8×125)×475

= 1000 × 475

= 475,000

ii) 225 × 102

= 225 × (100+2)

a×(b+c) = (a×b)+(a×c)

= (225×100)+(225×2)

= 22500 + 450

= 22,950

Note: if you're writing this in examining your can highlight the formulae to get more marks this technique was said by my uncle