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0-9 Digit Cards1 2 34 5 67 8 9 0 nrich.maths.org/printables © University of Cambridge
Nrich.maths.org/printables © University of Cambridge 0-9 Digit Cards 1 2 3 . Title: Heading Author: Alison Kiddle Created Date: 10/12/2015 9:56:08 AM
Martin Gardner introduced the puzzle with the 9 digit sequence with math operations, reaching 100 as below though it had never been analyzed before is the problem of inserting mathematical signs wherever one likes between the digits 1, 2, 3, 4, 5, 6, 7, 8, 9 to make the expression equal 100.
Use these digit cards to practice number recognition or basic facts. Or take the learning up a notch by using the cards to teach place value as students build two-digit numbers to play the Hungry Alligator game!