5th Grade Math Student Resources Mathematical Thinking: Number Sense Clink on a link to practice a concept we are learning! *Scroll down to find the activity

Large Numbers Comparing numbers* Ordering numbers* Megapenny Project Estimating Estimating sums* Estimating differences* Addition and Subtraction Circle Zero Circle 99 Color chip addition +/- Color chip subtraction +/- Triangular number puzzle

Multiples, Factors and Products Multiples in Pascal's Triangle Factor pairs* Factorize with Grids Double factor trees Factor game for two* Product game for two* Prime and Composite Numbers Prime and composite numbers* Prime number generator