### Abacus

Welcome To Abacus Mental Arithmetic Education Center!
Lecture Name : Addition & Subtraction (Level2)
Tuition USD 50.00 Book Cost Free book file
Allowed days 100 Sample
Teacher Christine Lee Lap time
Type VOD

 Amount Addition & Subtraction (Level2) 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

Get 89% off this course with this link﻿

Welcome to my class -> Abacus Math From Scratch

Subject Lap time Content
1- Addition: Complementary numbers for 10(plus 1, 2) 03M 46S

Lesson 1

2- Exercise(6 Problems) 04M 56S
3- Addition: Complementary numbers for 10(plus 3, 4) 04M 31S

lesson 2

4- Exercise(6 Problems)  05M 34S
5-Addition: Complementary numbers for 10(plus 5, 6) 04M 19S

lesson 3

6- Exercise(6 Problems) 05M 28S
7- Addition: Complementary numbers for 10(plus 7, 8, 9) 06M 01S

lesson 4

8- Exercise(6 Problems) 05M 28S
9- Subtraction: Complementary numbers for 10(minus 1, 2) 05M 11S

lesson 5

10- Exercise(6 Problems)  06M 40S
11- Subtraction: Complementary numbers for 10(minus 3, 4) 05M 52S

lesson 6

12- Exercise(6 Problems) 07M 02S
13- Subtraction: Complementary numbers for 10(minus 5, 6) 04M 35S

lesson 7

14- Exercise(6 Problems) 06M 15S
15- Subtraction: Complementary numbers for 10(minus 7, 8, 9) 05M 05S

lesson 8

16- Exercise(6 Problems) 06M 21S
17- Friend number of subtraction for 5(2)(minus 1, 2, 3, 4) 04M 40S

lesson 9

18- Exercise(6 Problems)  05M 14S
19- Addition using 10&5(plus 6, 7, 8, 9)-Figures with the shape 04M 58S

lesson 10

20- Exercise(7 Problems)  08M 19S
21- Subtraction using 10&5(minus 6,7,8,9,)-Figures with the shape 04M 54S

lesson 11

22- Exercise(6 Problems) 07M 31S