ILC 4th Grade Mathematics: Unit 4 From Hundredths to Hundred-Thousands

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Course Format

Unit

License

CC BY

Course Description

This is unit 4 of 9 units. The sequence of units is available in the Read Me First Materials in each unit.

Section A: Decimals With Tenths and Hundredths
In this section, students relate the fraction 1/10 to the notation 0.1 and 1/100 to 0.01. They learn to read 0.1 as “one tenth” and 0.01 as “one hundredth.” Later in the section, students will locate decimals on number lines. Students will compare decimals based on size and write comparison statements using the symbols <, >, and =.
Section B: Place-Value Relationships Through 1,000,000
In this section, students will make sense of whole numbers up to the hundred-thousands place. They will use base-ten blocks and diagrams to represent large numbers.
Section C: Compare, Order, and Round
In this section, students will compare and round numbers within 1,000,000.
Section D: Add and Subtract
In this section, students will learn to use the standard algorithm for addition and subtraction.

Standards

These instructional materials are available to assist educators in implementing Iowa’s Academic Standards. Curriculum leaders and teachers should review these instructional materials to ensure full implementation of Iowa’s Academic Standards in the local curriculum. Each module identifies standards that are addressed and assessed.

Prerequisites

None

SCED Code

Source Name

Illustrative Mathematics. (2021). K-5 Math version. Kendall Hunt Publishing. https://im.kendallhunt.com/k5/curriculum.html

Lead developer

Shannon Gibson

Course Updates