List of Prime Numbers (up to 251)


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2
3
5
7
11
13
17
19
23
29
31
37
41
43
47
53
59
61
67
71
73
79
83
89
97
101
103
107
109
113
127
131
137
139
149
151
157
163
167
173
179
181
191
193
197
199
211
223
227
229
233
239
241
251

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Related Resources

The Factors and multiples Chart above is aligned, either partially or wholly, with the standard 4OA04 from the Common Core Standards For Mathematics (see the shortened extract below). The resources below are similarly aligned.

Find all factor pairs for a whole number in the range 1 to 100. Recognize that a whole number is a multiple of each of its factors. Determine whether a given whole number in the range 1 to 100 is a multiple of a given one-digit number. Determine whether a given whole number in the range 1 to 100 is prime or composite.

Chart

Example/Guidance

Game

Target Game

Number line

Worksheet

 

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