The part-adder: make your own easy sums

Learning Material  |  Interactive Lesson

Solve addition sums such as 58+9. Use a linear partitioning tool to help solve your own addition sums. Learn strategies to do complex sums in your head. Split a sum into parts that are easy to work with, work out each part and then solve the original calculation. This learning object is one in a series of five objects.
1. Students partition numbers to add numbers mentally.
2. Students use a linear model to add numbers mentally.
3. Students investigate strategies for adding numbers mentally.

Curriculum Information

K to 12
Grade 4, Grade 3, Grade 5, Grade 6
Numbers and Number Sense
Educators, Learners, Students

Copyright Information

Education Services Australia
Use, Copy

Technical Information

0 bytes
Adobe Flash Player -