Adio 3 rhif/adding 3 numbers

Gwnewch y dasg bondiau rhif cyn mynd ati i wneud y gwaith yma. Yna, gwyliwch y fideo cyn ddechrau i’ch helpu. Bydd angen llinell rif hefyd. Complete the number bond work first and then learn the number bonds. Next, watch the video first to help you. You will also need a numberline.

3 + 4 + 6 =13

2 + 4 + 8 =14

5 + 7 + 5 =17

1 + 9 + 5 =15

7 + 6 + 3 =16

6 + 4 + 9 =19

4 + 6 + 6 =16

8 + 7 + 2 =17

9 + 3 + 1 =13

1 + 8 + 9 =18

2 + 8 + 5 =15

3 + 8 + 7 =18

4 + 4 + 6 =14