iSums Learn to Sum app for iPhone and iPad

Help your children to learn Sum and subtraction
This is the best application to learn for kids because it is NOT just a set of images to connect with
This application generates random numbers and random operations in 10 different levels, Your kid can learn and practice different kinds of Sums and Subtraction.

Here is the description of each level:

Level 1.- Sums with 1 digit and results up to10
with images to represent the numbers and the result and help the kid to understand the result.

Level 2.- Similar to level 1 without images to present real Sums without any extra help, in this level and level 1 the kit can use fingers to get the result

Level 3.-Sums with 1 digit and results up to18, in this level is not possible to get the result easily, the app show images to help the kid to understand this kind of Sum.

Level 4.- After level 3 the app presents Sums like level 3 without help

Level 5.-Sums with 2 digits and results per column up to10, this is the introduction for 2 digits operations.

Level 6.- Allow Sums with 2 digits and results per column up to 18, this level help the kid adding an extra number(+1) in the second column when the result of the first column is up to 9

Level 7.- Simple Subtractions with 1 digit and results up to 10 with images to represent the numbers and the result and help the kid to understand the result.

Level 8.-Similar to level 7 without images to present real subtractions without any extra help, in this level and level 1 the kit can use fingers to get the result

Level 9.- Allow Subtractions with 2 digits and results per column greater than 0

Level 10.-Allow Subtractions with 2 digits and results per column less than 0 this level help the kid adding an extra number(+1) in the second column when the result of the first column is less than 0.

When results are greater than 9 options on the right of the screen are random numbers from 0 to 18 and include the answer in a random position.