How can we find the multiple of 10?

Question

between 370 and 390

and a multiple of 10 between 7000 and 7100?

Answer 1

37 X 10= 370, 38 X 10 = 380 39 X 10 - 390, The same applies with 7000 and 710 700 x 10 = 7000 and 71 x 10 -= 7100

Answer 2

any thing that ends in zero is a multiple of 10. 780 and 7090-7080-7070-7060-7050-7040-7030-7020-... good luck.