Grade 2 - Addition And Subtraction Within 20

total lessons: 8

Nº	Activity title	type
Mental Addition
1	Mentally Adding Ones Using Doubles Facts	Learn Assist practice Benchmark practice
2	Mentally Adding 1-Digit Numbers to 2-Digit Numbers by First Adding the Ones	Learn Assist practice Benchmark practice
3	Adding Mentally by Making 10	Learn Assist practice Benchmark practice
4	Adding Mentally Using Doubles Facts	Learn Assist practice Benchmark practice
Mental Subtraction
5	Mentally Subtracting 1-Digit Numbers Using Number Bonds	Learn Assist practice Benchmark practice
6	Mentally Subtracting 1-Digit Numbers from 2-Digit Numbers Using Number Bonds	Learn Assist practice Benchmark practice
7	Mentally Subtracting 1-Digit Numbers from 2-Digit Numbers by First Subtracting the Ones	Learn Assist practice Benchmark practice
8	Subtracting Mentally Using Number Bonds	Learn Assist practice Benchmark practice