# Worksheet: Counting by 1s to 120

In this worksheet, we will practice counting to 120 in ones, from any starting number, and completing the missing numbers in a count sequence.

**Q2: **

Find the missing number in the following table.

1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |

11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |

21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 |

31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | 40 |

41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 | 49 | 50 |

51 | 52 | 53 | 54 | 55 | 56 | 57 | 58 | 59 | 60 |

61 | 62 | 63 | 64 | 65 | 66 | 67 | 68 | 69 | 70 |

71 | 72 | 73 | 74 | 75 | 76 | 77 | 78 | 79 | 80 |

81 | 82 | 83 | 84 | 85 | 86 | 87 | 88 | 89 | 90 |

91 | 92 | 93 | 94 | 95 | 96 | 97 | 98 | 99 | 100 |

101 | 102 | 103 | 104 | 105 | 106 | 107 | 108 | 109 | 110 |

111 | 112 | 113 | 114 | 115 | 116 | 118 | 119 | 120 |

**Q3: **

Find the missing number in the following table.

1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |

11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |

21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 |

31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | 40 |

41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 | 49 | 50 |

51 | 52 | 53 | 54 | 55 | 56 | 57 | 58 | 59 | 60 |

61 | 62 | 63 | 64 | 65 | 66 | 67 | 68 | 69 | 70 |

71 | 72 | 73 | 74 | 75 | 76 | 77 | 78 | 79 | 80 |

81 | 82 | 83 | 85 | 86 | 87 | 88 | 89 | 90 | |

91 | 92 | 93 | 94 | 95 | 96 | 97 | 98 | 99 | 100 |

101 | 102 | 103 | 104 | 105 | 106 | 107 | 108 | 109 | 110 |

111 | 112 | 113 | 114 | 115 | 116 | 117 | 118 | 119 | 120 |

**Q4: **

Find the missing numbers in the following table.

1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |

11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |

21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 |

31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | 40 |

41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 | 49 | 50 |

51 | 52 | 53 | 54 | 55 | 56 | 57 | 58 | 59 | 60 |

61 | 62 | 63 | 64 | 65 | 66 | 67 | 68 | 69 | 70 |

71 | 72 | 73 | 74 | 75 | 76 | 77 | 78 | 79 | 80 |

81 | 82 | 83 | 85 | 86 | 87 | 88 | 89 | 90 | |

91 | 92 | 93 | 94 | 95 | 96 | 97 | 98 | 99 | 100 |

101 | 102 | 103 | 104 | 105 | 106 | 107 | 108 | 109 | 110 |

111 | 112 | 113 | 114 | 115 | 116 | 118 | 119 | 120 |

- A74, 117
- B85, 17
- C84, 107
- D84, 117
- E74, 107

**Q5: **

Write the missing number in the following sequence: .

**Q6: **

Find the number between 101 and 103.

**Q7: **

Find the number that is one more than 115 and one less than 117.

**Q8: **

Start at 102. Count on 7. What do you get?

**Q9: **

Yasmine and Sarah were counting numbers. Yasmine counted the numbers 99, 100 and 101. Which three numbers will Sarah count to continue the sequence?

- A102, 103, 114
- B112, 113, 114
- C103, 104, 105
- D102, 103, 104
- E112, 113, 115

**Q10: **

Samar and Yara are counting. Samar says 100, 101, 102, 103, 104, 105, while Yara says 100, 101, 102, 103, 104, 106. Who is correct?

- ASamar
- BYara

**Q11: **

Sameh gave his friends 102 sweets, and he gave his brother 12 sweets. Using the chart to count, find the total number of sweets Sameh had before giving them away.

100 | 101 | 103 | 104 | 105 | 106 | 107 | 108 | 109 | |

110 | 111 | 112 | 113 | 114 | 115 | 116 | 117 | 118 | 119 |

- A102
- B119
- C120
- D114
- E100