Question

The image shows a series of figures.

Its history not math srry

2 rows of numbers. The top row shows Arabic numbers and the bottom row shows Roman numerals: 1, 2, 3, 4, 5, 6, 7, 8, 9, 0.


This new way of counting included which idea?


a decimal system

a calendar system

the concept of pi

the introduction of algebra

Answer 1

a decimal system

Explanation:

I did the test and choose b cause everyone says so, then i got it wrong, the correct answer it shows was A: a decimal system

Answer 2

I have no idea. I think its D ( the introduction of algebra )

Explanation:

This is because I heard something about this while learning history. I am also doing the exam review. Good luck!