1.CAR.1
Add and subtract fluently within 10 with mastery by the end of first grade.
Khan Academy ResourcesAdd within 20Subtract within 20Subtract within 20 visuallyAdd & subtract within 20Add within 20 visuallyAdd and subtract within 20 word problemsAddition and subtraction word problems: superheroesAdding within 20 using place value blocksAddition and subtraction word problems: gorillasAdding within 20 using ten frames

1-on-1 AI tutoring aligned to 1.CAR.1. Instant help for students, real-time insights for teachers.
Used in classrooms by 100,000+ students at Baltimore County, Plano ISD, Deer Valley USD, KIPP, and districts nationwide.
Free for teachers, forever →