Unit 3, Lesson 20# Model 1 more and 1 less, 10 more and 10 less, and 100 more and 100 less when changing the hundreds place

EngageNY 60 min(s)Support for English Language Learners

In this lesson, students continue to use place-value disks and sentence frames, e.g., "10 more than ___ is ___," to model more than and less than by groups of 1, 10, or 100. They practice doing this with numbers that require to change the hundreds place (e.g, 10 less than 503 is 493).