Question

1. Write the rational numbers represented by the
labelled points on the given number line:
a.
2А3​

Answer 1

Step-by-step explanation:

The abacus is one of many counting devices invented in ancient times to help count large numbers, but it is believed that the abacus was first used by the Babylonians as early as 2,400 B.C.1 The abacus was in use in Europe, China, and Russia, centuries before the adoption of the written Hindu-Arabic numeral system

Answer 2

Step-by-step explanation:

The positive (+ve) rational numbers will be represented by points on the number line lying to the right side of O and negative (-ve) rational numbers. If we mark a point A on the line to the right of O to represent 1, then OA = 1 unit.