Question

(a) 4 x 800 x 125 x 25​

Answer 1

Step-by-step explanation:

4×800×125×25=10,000,000

Answer 2

Question:

$4 \times 100 \times 125 \times 25$

Step-by-step explanation:

$4 \times 100 \times 125 \times 25 \\ = 400 \times 125 \times 25 \\ = 50000 \times 125 \\ = 1250000$

Answer:

$1250000$