### Abacus

Welcome To Abacus Mental Arithmetic Education Center!
Lecture Name : Addition & Subtraction (Level3)
Tuition USD 50.00 Book Cost Free book file
Allowed days 60 Sample
Teacher Christine Lee Lap time
Type VOD

 Amount Addition & Subtraction (Level3) 50 USD
Get 89% off this course with this link﻿

Welcome to my class -> Abacus Math From Scratch
In today's digital age, the human ability to think and
numeracy paralyzed in mobile phone !
"We cannot continue to be like this. something has to be done!"

Only available on desktop PC.
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Get 89% off this course with this link﻿

Welcome to my class -> Abacus Math From Scratch

Subject Lap time Content
1- Mixed calculation 2 digit &1 digit 06M 46S

Lesson 1

2- Exercise(6 Problems)  06M 25S

Lesson 3

4- Exercise(6 Problems)  06M 58S
5- 2 digit subtraction(1)-(the answer is less than 50)  04M 54S

Lesson 4

6- Exercise(6 Problems) 06M 48S

Lesson 5

8- Exercise(6 Problems)  09M 31S
9- 2 digit subtraction(2)-(the answer is more than 50) 05M 14S

Lesson 6

10- Exercise(6 Problems) 09M 23S
11- 2 digit addition(30)-(the answer is between 50 and 100)  05M 09S

Lesson 7

12- Exercise(6 Problems) 06M 07S
13- 2 digit subtraction(the answer is between 50 and 100) ) 03M 39S

Lesson 8

14- Exercise(6 Problems) 08M 45S

Lesson 9

16- Exercise(6 Problems) 07M 23S
17- Double digit subtraction(the answer is near 100) 10M 22S

Lesson 10

18- Exercise(6 Problems) 09M 45S
19- Addition &subtraction of 5 rows(1)  14M 21S

Lesson 11

20- Addition &subtraction of 5 rows(2) 13M 39S

Lesson 12

21- 3 digit addition(1)  05M 12S

Lesson 13

22- Exercise(5 Problems) 06M 40S
23- 3 digit subtraction(1) 05M 46S

Lesson 14

24- Exercise(5 Problems) 07M 19S
25- 3 digit addition(2)  05M 14S

Lesson 15

26- Exercise(5 Problems) 10M 13S
27- 3 digit subtraction(2) 04M 45S

Lesson 16

28- Exercise(5 Problems) 11M 55S