100 or Bust!
multiplication · multiplication fluency and estimation
Get your product as close as possible to 100 without going over. The player closest to 100 but not over wins the round.
100 or Bust! is a multiplication card game for Grades 3–5 that pairs fact fluency with estimation and decision-making. Players multiply their cards, then choose whether to keep the current product or draw again in an attempt to get closer to 100 without going over. Every choice asks students to judge the size of a product before they commit, so multiplication and number sense work together.
Rounds move quickly, making 100 or Bust! a useful small-group option for review or extra multiplication practice. Listen for estimation language and the reasoning behind a player's decision to stand or draw again. If the game fits what your students need, create a free Find a Math Game account to generate the teacher-ready lesson. No credit card is required; the free account includes 3 lifetime lesson generations.
- Grades:
- 3, 4, 5
- Materials:
- cards, paper, pencil
- Classroom use:
- small group
Standards alignment
Official Rules
Verified publisher content. Generate this game's lesson with a free account to unlock the complete Official Rules.
Original Printable
Unlocks when you generate this game's lesson.