The Add within 100: Level 2 exercise appears under the Early math Math Mission. This exercise helps users to understand addition by grouping tens and ones.

Types of Problemss

There is one type of problem in this exercise:

  1. Regroup tens and ones: This problems asks a straightforward problem but asks the user to correctly answer when both tens and ones may possibly be combined.

    Regroup tens and ones


This exercise is easy to accuracy badges attain but it is medium difficulty for speed badges.

Real-life Applications

  1. Addition can be used for adding objects, like adding money totals.
  2. Addition is a major fundamental for higher math levels like algebra, calculus, and more.

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