Math Learning Progressions
> The Number System
6th Grade
MAT06.NS Domain: [NS] The Number System
Apply and extend previous understandings of multiplication and div
Compute fluently with multidigit numbers and find common factors

 MAT06.NS.02 Fluently divide multidigit numbers
 MAT06.NS.03 Fluently add, subtract, multiply, and divide multidigit decimals
 MAT06.NS.04 Find the GCF of numbers 100 and below and the LCM of numbers 12 and belo
Apply and extend previous understandings of numbers to the system

 MAT06.NS.05 Understand that + and  numbers describe quantities with opposite valu
 MAT06.NS.06 Understand a rational number as a point on the number line
 MAT06.NS.07 Understand ordering and absolute value of rational numbers
 MAT06.NS.08 Solve realworld mathematical problems by graphing
7th Grade
MAT07.NS Domain: [NS] The Number System
Apply and extend previous understandings of operations with fractions to add, subtract, multiply, and divide rational numbers

 MAT07.NS.01 add and subtract rational numbers
 MAT07.NS.02 Apply multiplication and division and of fractions to rational numbers
 MAT07.NS.03 Solve realworld mathematical problems using operations with rational numbers
8th Grade
MAT08.NS Domain: [NS] The Number System
Know that there are numbers that are not rational, and approximate them by rational numbers.