Help your 2nd graders build deep place value understanding with this engaging Eureka Math Lesson 9 resource! Students explore the relationship between hundreds and tens by investigating how many $10 bills equal $1,000. This interactive lesson includes fluency practice, skip-counting by tens, expanded form review, problem solving with the RDW strategy, math discussions, gallery walks, and an exit ticket. Students use visual models, number bonds, number lines, and ten-frames to explain their mathe