Minnesota Academic Standards
MN.3.1. Number & Operation
3.1.1. Compare and represent whole numbers up to 100,000 with an emphasis on place value and equality.
188.8.131.52. Read, write and represent whole numbers up to 100,000. Representations may include numerals, expressions with operations, words, pictures, number lines, and manipulatives such as bundles of sticks and base 10 blocks.
184.108.40.206. Round numbers to the nearest 10,000, 1000, 100 and 10. Round up and round down to estimate sums and differences.