lesson
True and False Number Sentences
Determine whether a number sentence is true or false by comparing the values on each side of the equal sign.
Updated 1 month ago · 4 views
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This lesson is part of a track
Public learning track
Understanding Equality and Properties of Operations
6 lessons
Goal
Understand the equal sign as a relationship between equal values and use properties of operations to add and subtract.
6 lessons
0 of 6 done
- Understanding the Equal Sign Means "Same Value"Up next
- True and False Number SentencesYou are here
- Using Addition Facts to Solve SubtractionNot started yet
- Commutative Property: Order Doesn't Matter in AdditionNot started yet
- Associative Property: Grouping Numbers DifferentlyNot started yet
- Adding Three Numbers Using Make-a-TenNot started yet
Learning standards covered
111.3(b)(5)(E)Texas Essential Knowledge and Skills (TEKS) · Math · 1st Gradeunderstand that the equal sign represents a relationship where expressions on each side of the equal sign represent the same value(s);
Open Global Standard:OGM.2.OA.4
111.3(b)(1)(D)Texas Essential Knowledge and Skills (TEKS) · Math · 1st Gradecommunicate mathematical ideas, reasoning, and their implications using multiple representations, including symbols, diagrams, graphs, and language as appropriate;
Open Global Standard:OGM.2.MP.1
111.3(b)(1)(G)Texas Essential Knowledge and Skills (TEKS) · Math · 1st Gradedisplay, explain, and justify mathematical ideas and arguments using precise mathematical language in written or oral communication.
Open Global Standard:OGM.2.MP.1
OGM.2.OA.4OGM.2.MP.1