Illustrative Mathematics
Roll & Build
Develop young mathematicians' understanding of place value with this hands-on math activity. Working in pairs, learners take turns building two-digit numbers by rolling two ten-sided dice. Base ten blocks are then used to model the...
Illustrative Mathematics
“Crossing the Decade” Concentration
Young mathematicians concentrate on learning to fluently count. Following the rules of the classic game Memory, children take turns flipping over cards in order to find pairs of numbers that cross a decade (e.g. 29 and 30). For younger...
Illustrative Mathematics
Comparing Numbers
Young mathematicians spin their way to a deeper number sense with this fun, collaborative activity. Using two spinners, one with the numbers 0-9 and the other with the decades 00-90, pairs of students take turns building and comparing...
Illustrative Mathematics
Hundred Chart Digit Game
Math games, especially in the primary grades, provide great opportunities for developing the number sense of young mathematicians. Working in pairs with a deck of single-digit cards, students take turns drawing two cards and reading the...
Curated OER
Rounding to the Nearest Tens or Hundreds
Project these rounding problems as an all-class warm up, since they are written in large text and lend nicely to this purpose. Scholars round three numbers, two double-digit and one triple-digit, to both the hundreds and tens place. Note...
Curated OER
Football Fun
For this addition worksheet, students add two digit numbers together without regrouping and color the ones and tens place. Students complete 8 problems total.
Curated OER
Knowing Your Place Values
In this place value worksheet, students answer 17 fill in the blank problems where they must write the value of a given digit. Next, students answer 4 multiple choice questions where they underline a digit in a given place value.