Write solution in unit and standard form.

(2 tens 1 one) × 10

there would be 365 different 4 digit numbers

step-by-step explanation:

i belive that it is 365 because i asked google

fist on the left goes with the third on the right. second on the left goes with the fourth on the right. third on the left goes with the second on the right. the fourth on the left goes with first on the right