## level 1

In Abacus Level-1 of 8 series, the basics concepts of counting numbers and being discussed and then proceeds to Abacus introduction, using Magical fingers and performing basic arithmetic calculations like addition and subtraction, representing multiples of numbers on abacus, performing addition and subtraction using Abacus methodology.

Chapter 1: INTRODUCTION

Chapter 2: REPRESENTING 1 TO 30 ON ABACUS

Chapter 3: ADDITION AND SUBTRACTION USING MAGICAL FINGERS

Chapter 4: ADDITION AND SUBTRACTION ON ABACUS

Chapter 5: ADDITION AND SUBTRACTION USING BOTH SMALL AND BIG FRIENDS

Chapter 6: REPRESENTATION ## level 2

In Abacus Level-2 of 8 series, the review of important topics present in Level-1 of 8 Series Book is given and then discusses the higher level of basic arithmetic calculations like 2- and 3-digit Addition & Subtraction using Abacus representations.

Chapter 1: ADDITION OF SINGLE DIGIT WITH 2- AND 3-DIGIT NUMBERS

Chapter 2: SUBTRACTION OF SINGLE DIGIT NUMBERS FROM 2- AND 3-DIGIT NUMBERS

Chapter 4: SUBTRACTION

Age Group: This level can be prescribed for the students who completed Level-1 of Abacus or to kids aged 5 and above. ## level 3

In Abacus Level-3 of 8 series, the review of important topics present in Level-2 of 8 Series Book is given and then discusses the higher level of arithmetic calculations like 1-, 2- and 3-digit Addition & Subtraction and introduction to Multiplication, performing multiplication of single digit multiplicand with single digit multiplier using Abacus representations.

Chapter 1: ADDITION OF 3-DIGIT NUMBERS

Chapter 2: SUBTRACTION OF 3-DIGIT NUMBERS

Chapter 3: ADDITION AND SUBTRACTION OF 1,2, & 3 DIGIT NUMBERS

Chapter 4: MULTIPLICATION

Age Group: This level can be prescribed for the students who completed Level-2 of Abacus or to kids aged 6 and above. ## level 4

In Abacus Level-4 of 8 series, the review of important topics present in Level-3 of 8 Series Book is given and then discusses the higher level of arithmetic calculations like 3-digit Addition & Subtraction, Multiplication of 2, 3-digit numbers with single digit numbers, division of 1-digit divisor with 2-digit dividend using Abacus representations.

Chapter 1: ADDITION OF 3-DIGIT NUMBERS

Chapter 2: ADDITION AND SUBTRACTION OF 3-DIGIT NUMBERS

Chapter 3: MULTIPLICATION

Chapter 4: MULTIPLICATION OF ONE DIGIT WITH 3- DIGIT NUMBERS

Chapter 5: DIVISION

Age Group: This level can be prescribed for the students who completed Level-3 of Abacus or to kids aged 7 and above. ## level 5

In Abacus Level-5 of 8 series, the review of important topics present in Level-4 of 8 Series Book is given and then discusses the higher level of arithmetic calculations like 4-digit Addition, Addition & Subtraction between combination of 1, 2, 3-digit numbers, Multiplication of 4-digit numbers with single digit numbers and Multiplication of 2-digit numbers with 2-digit numbers using Abacus representations.

Chapter 1: ADDITION OF 4-DIGIT NUMBERS

Chapter 2: ADDING AND SUBTRACTING ALL COMBINATIONS

Chapter 3: MULTIPLICATION OF SINGLE DIGIT NUMBER WITH 4- DIGIT NUMBER

Chapter 4: MULTIPLICATION OF 2 - DIGIT NUMBER WITH 2 - DIGIT NUMBER

Age Group: This level can be prescribed for the students who completed Level-4 of Abacus or to kids aged 8 and above. ## level 6

in Abacus Level-6 of 8 series, the review of important topics present in Level-5 of 8 Series Book is given and then discusses the higher level of arithmetic calculations like Multiplication of 2-digit numbers with single digit, 2-digit and 3-digit numbers; addition and subtraction of numbers in decimal format; Division of 3-digit numbers with single digit numbers using Abacus representations.

Chapter 1: MULTIPLICATION

3: DECIMAL SUBTRACTION Chapter

4: DIVISION OF TRIPLE DIGIT WITH SINGLE DIGIT DIVISOR

Age Group: This level can be prescribed for the students who completed Level-5 of Abacus or to kids aged 9 and above. ## level 7

In Abacus Level-7 of 8 series, the review of important topics present in Level-6 of 8 Series Book is given and then discusses the higher level of arithmetic calculations like Decimal Multiplication; Division of 3-digit numbers with 2-digit and 3-digit numbers; Division in numbers with decimal format using Abacus representations.

Chapter 1: DECIMAL MULTIPLICATION Chapter

2: DIVISION OF TRIPLE DIGIT WITH DOUBLE DIGIT Chapter

3: DIVISION OF TRIPLE DIGIT WITH TRIPLE DIGIT Chapter

4: DECIMAL DIVISION

Age Group: This level can be prescribed for the students who completed Level-6 of Abacus or to kids aged 10 and above. ## level 8

The final level Abacus Level-8 of 8 series discusses the review of important topics present in Level-7 of 8 Series Book is given and then discusses the higher level of arithmetic calculations like finding Percentages of 1,2,3-Digit numbers; Ratio Percentage; LCM; HCF; Squares for 2,3-Digit numbers; Square roots for 3,4,5,6-Digit numbers; Cubes for 2,3-Digit numbers; Cube roots for 3,4,5,6-Digit numbers using Abacus representations.

Chapter 1: PERCENTAGE

Chapter 2: PRIME FACTORISATION, HIGHEST COMMON FACTOR & LEAST COMMON MULTIPLE

Chapter 3: SQUARES

Chapter 4: SQUARE ROOTS

Chapter 5: CUBES

Chapter 6: CUBE ROOTS

Age Group: This level can be prescribed for the students who completed Level-7 of Abacus or to kids aged 11 and above. 