Addition to 20

Addition to 20 with three or more addends

Adding to 20 with 2 or 3 addends

Adding equal amounts to 20

Addition to 20 with one more or one less

Addition to 20 with one more using an addition table

Adding to 20 swapping addends

Addition to 20 with doubles and near doubles

Add doubles to 20

Addition to 20

Addition to 20 using grouping with three addends

Addition to 20 making tens on the number line

On the bus: Addition to 20 making ten

Addition to 20 with one more or one less

Addition to 20 with tens and ones

Addition to 20

Addition to 20 using simplification

Addition to 20

Addition to 20 on the number line

On the bus: Addition to 20

Recognizing addition problems to 20