
Subtracting 2 NumbersSome of the 330 modules available in the educational software products. Many of the modules allow you to vary the number sets used to further change difficulty levels. Download a 21 day free trial version. Or better still, purchase this educational software today.Purpose The module provides exercises in subtracting one number from another. The process used is long subtraction where similar number bases are subtracted, working from right to left. Functionality Random numbers are generated and the student needs type in the answer into the ‘Answer Box’ provided. Supports backwards number entry  refer to Configuration Settings. Keys The [Enter] key automatically proceeds to the next question. General Other associated modules with similar functionality include add across and down, adding 2 numbers, adding volumes, addition to 20, card addition, crossword addition, dice addition, volume challenge, subtraction to 20, subtracting 2 numbers. Other common terms are addition, addition of numbers, mathematics addition, adding numbers, number sums. 

