Factor Pairs

Daniel Math Academy · Grade 4 Math

Factor Pairs

Skill H.3 · Factors, multiples & primes · ★★☆ Medium · Quarter 2

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List all the factor pairs.

1. 1
   List all the factor pairs of 63.
2. 2
   List all the factor pairs of 49.
3. 3
   List all the factor pairs of 78.
4. 4
   List all the factor pairs of 91.
5. 5
   List all the factor pairs of 40.
6. 6
   List all the factor pairs of 52.
7. 7
   List all the factor pairs of 86.
8. 8
   List all the factor pairs of 82.

Daniel Math Academy · Grade 4 Math

Answer Key

H.3 Factor Pairs · ★★☆ Medium

1. 1$1\times 63$, $3\times 21$, $7\times 9$
2. 2$1\times 49$, $7\times 7$
3. 3$1\times 78$, $2\times 39$, $3\times 26$, $6\times 13$
4. 4$1\times 91$, $7\times 13$
5. 5$1\times 40$, $2\times 20$, $4\times 10$, $5\times 8$
6. 6$1\times 52$, $2\times 26$, $4\times 13$
7. 7$1\times 86$, $2\times 43$
8. 8$1\times 82$, $2\times 41$