Explore Our Theme Plan for Mental Arithmetic (Addition and Subtraction)

Welcome to the theme plan for our mental arithmetic addition and subtraction course. This plan outlines the key topics and concepts that your child will study throughout the program. It is important to note that this is not a lesson plan, but rather a thematic overview. Each theme may span several lessons to ensure thorough understanding, while some themes can be combined within a single lesson.

Our teaching approach is tailored to each group and its unique needs, allowing us to ensure that children master each theme and develop the ability to perform calculations both on the abacus and in their imagination.

Below, you’ll find a comprehensive plan of the topics covered in our course. We are dedicated to supporting every child’s learning journey and providing them with the skills necessary for their mental arithmetic success.

Trial lesson (JUST FRIENDS  4)

JUST FRIENDS “5”

JUST FRIENDS “6”

JUST FRIENDS “7”

JUST FRIENDS “8”

JUST FRIENDS “9”

TEST : Abacus 1s 10 actions, Imagination 1-0.8 s 10 actions

JUST FRIENDS Rules for addition and subtraction 10,20,30,….,90

JUST FRIENDS 10-19

JUST FRIENDS 10-29

JUST FRIENDS 10-39

JUST FRIENDS 10-49

JUST FRIENDS 10-59

JUST FRIENDS 10-69

JUST FRIENDS 10-79

JUST FRIENDS 10-89

JUST FRIENDS 10-99

TEST : abacus 1c 8 actions, imagination 2,5 s  6-8 actions 

JUST FRIENDS 100-499

JUST FRIENDS  100-599

JUST FRIENDS 100-999

TEST: abacus 2s 6 actions, imagination 3-3,5 s 4-6 actions 

Composition of the number 5. Rule LITTLE FRIEND 4

Composition of the number 50. Rule LITTLE FRIEND 40

Composition of number 5. Rule LITTLE FRIEND 3

Composition of the number 50 Rule LITTLE FRIEND 30

Composition of the number 5. Rule LITTLE FRIEND 2

Composition of the number 50. Rule LITTLE FRIEND 20

Composition of number 5. Rule LITTLE FRIEND 1

Composition of the number 50. Rule LITTLE FRIEND 10

TEST : Abacus 1s 10 actions, Imagination 1-0.8 s 10 actions

TEST : abacus 1c 8 actions, imagination 2,5 s  6-8 actions 

Composition of the number 500. Rule LITTLE FRIEND 400

Composition of the number 500. Rule LITTLE FRIEND 300

Composition of the number 500. Rule LITTLE FRIEND 200

Composition of the number 500. Rule LITTLE FRIEND 100

TEST: abacus 2s 6 actions, imagination 3-3,5 s 4-6 actions 

Composition of the number 10. BIG FRIEND Rule 9

Composition of the number 100. BIG FRIEND Rule 90

Composition of the number 10. BIG FRIEND Rule 8

Composition of the number 100. BIG FRIEND Rule 80

Composition of the number 10. BIG FRIEND Rule 7

Composition of the number 100. BIG FRIEND Rule 70

Composition of the number 10. BIG FRIEND Rule 6

Composition of the number 100. BIG FRIEND Rule 60

Composition of the number 10. BIG FRIEND Rule 5

Composition of the number 100. BIG FRIEND Rule 50

Composition of the number 10. BIG FRIEND Rule 4

Composition of the number 100. BIG FRIEND Rule 40

Composition of the number 10. BIG FRIEND Rule 3

Composition of the number 100. BIG FRIEND Rule 30

Composition of the number 10. BIG FRIEND Rule 2

Composition of the number 100. BIG FRIEND Rule 20

Composition of the number 10. BIG FRIEND Rule 1

TEST : Abacus 1s 10 actions, Imagination 1-0.8 s 10 actions

Composition of the number 100. BIG FRIEND Rule 10

TEST : abacus 1c 8 actions, imagination 2,5 s  6-8 actions 

Transition 50

Transition 100

Composition of the number 1000. BIG FRIEND Rule 100-999

TEST : abacus 2s 6 actions, imagination 3-3,5 s 4-6 actions 

FAMILY Rule “6”

FAMILY Rule “7”

FAMILY Rule “8”

FAMILY Rule “9”

TEST : Abacus 1s 10 actions, Imagination 1-0.8 s 10 actions

Addition rule FAMILY 10-99

TEST : abacus 1c 8 actions, imagination 2,5 s  6-8 actions 

FAMILY 10-999

TEST : abacus 2s 6 actions, imagination 3-3,5 s 4-6 actions 

Anzan “Addition”

Anzan “Subtraction”

Anzan “Random numbers”

TEST : abacus 1s 10 actions, Imagination 1-0.8 s 10 actions
TEST : abacus 1c 8 actions, imagination 2,5 s  6-8 actions
TEST : abacus 2s 6 actions, imagination 3-3,5 s 4-6 actions  

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