AddBlocks Early Math app for iPhone and iPad


4.6 ( 7056 ratings )
Reference Education
Developer: Walter Kissach
0.99 USD
Current version: 5.1, last update: 7 years ago
First release : 17 Feb 2009
App size: 13.35 Mb

Develop mental strategies for counting, addition and subtraction. Explore pencil and paper methods for addition, subtraction, multiplication and division.

Powerful learning aids such as Coaching Calculators, Blocks and Ten-Frames aid understanding.

Addition:
- Column
- Partial Sums
- Standard Method (regrouping or carrying)

Subtraction:
- Counting Up and Counting Down
- Trade First and Partial Differences
- Standard Method (regrouping or borrowing)

Multiplication:
- Partial Products

Division:
- Partial Quotients

Expansion or Decomposition:
- Place Value

Doubling with Blocks:
- Doubles like 8 + 8
- Doubles plus one and Doubles minus one
- Make a Double

Counting with Ten-Frames:
- Counting on by 1, 2 or 3
- Combinations of 10
- Making a ten from 9 and from 8