2 Digits Number on Spike Abacus

Showing 2 digits number on spike abacus helps the children to understand the concept of numbers. Numbers from 10 to 99 are 2 digits number; we can use beads to show these numbers on spike abacus.

Examples showing 2 digits number on spike abacus:

(i)

                                              1         0

                                                            Ten

In ones or unit place there is no beads that represents 0 and in tens place there is only one bead that represents 1. We know that the spike abacus represents the number where the digits are represented by the spikes of the abacus.

(ii)

                                              3         2

                                                        Thirty two

In ones or unit place there are two beads that represents 2 and in tens place there are three beads that represents 3. We know that the spike abacus represents the number where the digits are represented by the spikes of the abacus.

Related Concept

● Formation of Numbers.

● Finding Out the Numbers

● Names of the Numbers.

● Numbers Showing on Spike Abacus.

● 1 Digit Number on Spike Abacus.

● 2 Digits Number on Spike Abacus.

● 3 Digits Number on Spike Abacus.

● 4 Digits Number on Spike Abacus.

● 5 Digits Number on Spike Abacus.

● Large Number.

● Place Value Chart.

● Place Value.

● Problems Related to Place Value.

● Expanded form of a Number.

● Standard Form.

● Comparison of Numbers.

● Example on Comparison of Numbers.

● Successor and Predecessor of a Whole Number.

● Arranging Numbers.

● Formation of Numbers with the Given Digits.

● Formation of Greatest and Smallest Numbers.

● Examples on the Formation of Greatest and the Smallest Number.

● Rounding off Numbers.

4th Grade Math Activities

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