Using partitioning for addition with ages 8-9
Lesson created by Michael Holmes using
Video from ACBlackBooks YouTube Channel
WALT: to partition (break up) numbers to help us solve (work out) difficult addition problems.Success Criteria: I know I am successful if I can work out the place value of each digit in an addition problem and partition (break up) the number and then add them together to help me solve the addition problem.
Additional Resources for you to Explore
Can you see how place value is important in partitioning numbers? Place value helps us know what the value of each digit is in a number.In the example in the video the number 369 contains:369300 – the 3 in 369 means 3 hundreds 60 – the 6 in 369 means 6 tens 9 – the 9 in 369 means 9 ones/units.
Hopefully you can see how important place value is in learning how to partition numbers. Also you can see how partitioning numbers can help us to solve (work out) difficult maths problems.For information on how to partition using a number line visit: partitioning on a numberline