A12 I can add TU + TU that requires carrying (using partitioning).

A13 I can add and pence and cm.



A14 I can add HTU + TU that requires carrying (using partitioning).

A15 I can add HTU + HTU that doesn't require carrying (using partitioning).



A16 I can add HTU + HTU that requires carrying (using partitioning).

A17 I can add TU + TU + TU (using partitioning).



A18 I can add TU + TU that requires carrying.

A19 I can add HTU + TU that requires carrying.

A20 I can complete additions that include negative numbers using a number line.