Further Whole Number and Mental Calculation

MathBase2 is a collection of 12 programs that focus on whole number calculation.  First published in 2003,  it has now undergone a major improvement and is now available as version 2008. Topics include:

• One more and one less

• Doubling and halving

• Squaring and square rooting

• Mental addition and subtraction

• Partitions of numbers

• Counting in 2's, 5's, 10's etc

• Ordering numbers

• Rounding numbers

• Place value in the context of calculation

• Missing number problems and equations