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Sample - Click above to make a new math worksheet (PDF).
Name _____________________________
Date ___________________
Missing Numbers
Count by threes. Fill in the missing number.

1.  

838, 841, 844, 847, 850, _____, 856, _____, 862
2.  

112, 115, 118, _____, 124, _____, 130, _____, 136
3.  

803, 800, 797, 794, _____, _____, 785, 782, 779
4.  

_____, 181, 178, 175, _____, 169, 166, 163, _____
5.  

_____, 737, 734, 731, _____, 725, 722, 719, _____
6.  

384, 381, 378, 375, _____, 369, 366, 363, _____
7.  

_____, 761, 764, _____, 770, 773, 776, _____, 782
8.   * This is a pre-made sheet.
Use the link at the top of the page for a printable page.
9.  

954, _____, 948, 945, _____, 939, 936, 933, _____
10.  

_____, 664, 667, 670, 673, 676, _____, 682, 685
11.  

954, 957, _____, _____, 966, 969, 972, 975, 978
12.  

688, 685, _____, 679, 676, 673, 670, _____, _____
13.  

617, 620, 623, 626, _____, 632, _____, 638, 641
14.  

826, _____, _____, 817, 814, 811, 808, _____, 802
15.  

_____, _____, 223, 226, 229, 232, 235, 238, 241

 


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Create a new printable
Answer key also includes questions
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Math Worksheets