Lesson: Subtracting Ones from Three-Digit Numbers Mathematics

In this lesson, we will learn how to use models to subtract a one-digit number from a three-digit number and investigate which digits in the number change.

Lesson Plan

Students will be able to

subtract ones from three-digit numbers without regrouping,
count back in ones to subtract,
model subtractions with place value blocks or counters,
model subtractions on number lines.

Lesson Video

Lesson Playlist

01:08
02:55
+2

01:30

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