Worksheet: Counting Forward and Backward within 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.

Q1:

Find the missing numbers.

  • A100, 113
  • B98, 113
  • C98, 111

Q2:

Find the missing number in the following table.

12345678910
11121314151617181920
21222324252627282930
31323334353637383940
41424344454647484950
51525354555657585960
61626364656667686970
71727374757677787980
81828384858687888990
919293949596979899100
101102103104105106107108109110
111112113114115116118119120

Q3:

Find the missing number in the following table.

12345678910
11121314151617181920
21222324252627282930
31323334353637383940
41424344454647484950
51525354555657585960
61626364656667686970
71727374757677787980
818283858687888990
919293949596979899100
101102103104105106107108109110
111112113114115116117118119120

Q4:

Find the missing numbers in the following table.

12345678910
11121314151617181920
21222324252627282930
31323334353637383940
41424344454647484950
51525354555657585960
61626364656667686970
71727374757677787980
818283858687888990
919293949596979899100
101102103104105106107108109110
111112113114115116118119120
  • A74, 107
  • B84, 117
  • C85, 17
  • D84, 107
  • E74, 117

Q5:

Write the missing number in the following sequence: 100,,102,103,104,105,106,107,108,109,110.

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:

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

  • A103, 104, 105
  • B102, 103, 114
  • C112, 113, 114
  • D102, 103, 104
  • E112, 113, 115

Q10:

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

  • AVictoria
  • BChloe

Q11:

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

100101102103104105106107108109
110111112113114115116117118119

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