Question

Fill in the blanks.
(1) 1398 x = 1398
(3) 5876 x_=6789 x 5876
(5) 56 x 95 = (56 x 90) + (56 )
(7) 333 + 444 + 555 =__X (3+4+5). please tell me answer of 7.​

Answer 1

First answer is 1

Third answer is 6789

Fifth answer is (56×90)+(56×5).

Seventh answer is 111