Addition Within 20
Exercises
Correction
Correction
| Definitions | |
|---|---|
| Adding Number Within 10 | Ex 1 Ex 2 Ex 3 Ex 4 Ex 5 Ex 6 Ex 7 Ex 8 Ex 9 Ex 10 Ex 11 |
| Adding Circles Within 20 | Ex 12 Ex 13 Ex 14 Ex 15 Ex 16 Ex 17 Ex 18 Ex 19 Ex 20 |
| Adding Cubes Within 20 | Ex 21 Ex 22 Ex 23 Ex 24 Ex 25 Ex 26 Ex 27 |
| Adding Multiple Numbers | Ex 28 Ex 29 Ex 30 Ex 31 Ex 32 Ex 33 |
| Breaking Down Numbers | Ex 34 Ex 35 Ex 36 Ex 37 Ex 38 Ex 39 Ex 40 |
| Number Line Method | |
| Adding Numbers using the Number Line | Ex 41 Ex 42 Ex 43 Ex 44 Ex 45 Ex 46 |
| Making 10 Method | |
| Breaking Down Numbers to Make Ten | Ex 47 Ex 48 Ex 49 Ex 50 Ex 51 Ex 52 Ex 53 |
| Making 10 after Breaking Down Numbers | Ex 54 Ex 55 Ex 56 Ex 57 Ex 58 Ex 59 Ex 60 Ex 61 |
| Adding Number Within 20 | Ex 62 Ex 63 Ex 64 Ex 65 Ex 66 Ex 67 Ex 68 Ex 69 Ex 70 |