Talk:World of Math - number of skills/@comment-25143095-20141201065807/@comment-24808864-20141202001607

Early math Math Mission added


 * 1) Estimating lengths under Measurement and data

5th grade Math Mission added


 * 1) Volume formula intuition under Measurement and data
 * 2) Decompose figures to find volume under Measurement and data
 * 3) Converting units (US customary) under Measurement and data
 * 4) Converting units word problems (US customary) under Measurement and data
 * 5) Evaluating expressions with parentheses under Algebraic thinking
 * 6) Translating expressions with parentheses under Algebraic thinking

5th grade Math Mission removed


 * 1) Expressions with parentheses under Algebraic thinking

6th grade Math Mission added


 * 1) Evaluating expressions with parentheses under Mission Foundations

6th grade Math Mission removed


 * 1) Expressions with parentheses under Algebraic thinking

Pre-algebra Math Mission added


 * 1) Evaluating expressions with parentheses under Applying mathematical reasoning
 * 2) Translating expressions with parentheses under Applying mathematical reasoning

Pre-algebra Math Mission removed


 * 1) Expressions with parentheses under Applying mathematical reasoning

The gains and losses that you saw for no net change were because the exercise Expressions with parentheses was split into two different exercises in two missions, and was replaced with one as a mission foundation skill in 6th grade.