GCF&LCM
What is the GCF of 12 and 18?
6
What is the mean of 4, 6, 8, 10?
A: (4+6+8+10) ÷ 4 = 28 ÷ 4 = 7
What is the median of 3, 5, 7?
A: 5
What is the mode of 2, 4, 4, 5, 6?
A: 4
What is the range of 4, 7, 9, 12?
A: 12 – 4 = 8
What is the GCF of 24 and 36?
12
Find the mean of 2, 3, 5, 7, 8.
A: (2+3+5+7+8) ÷ 5 = 25 ÷ 5 = 5
Find the median of 2, 4, 6, 8.
A: (4 + 6) ÷ 2 = 5
Find the mode of 1, 2, 3, 4, 5.
A: No mode
Find the range of 10, 15, 20, 25, 30.
A: 30 – 10 = 20
What is the GCF of 14 and 35?
7
What is the mean of 10, 12, 14, 16, 18, 20?
A: 90 ÷ 6 = 15
What is the median of 10, 12, 14, 16, 18?
A: 14
What is the mode of 7, 7, 8, 8, 9?
A: 7 and 8 (bimodal)
What is the range of 2, 2, 2, 2?
A: 2 – 2 = 0
What is the GCF of 16 and 40?
8
Find the mean of 9, 11, 15.
A: 35 ÷ 3 = 11.67
Find the median of 1, 2, 2, 3, 4, 5.
A: (2 + 3) ÷ 2 = 2.5
What is the mode of 5, 5, 5, 6, 7, 8?
A: 5
What is the range of 5, 9, 14, 18?
A: 18 – 5 = 13
What is the GCF of 21 and 49?
7
What is the mean of 6, 6, 6, 6?
A: 24 ÷ 4 = 6
What is the median of 8, 6, 7?
A: Put in order: 6, 7, 8 → Median = 7
What is the mode of 10, 11, 11, 12, 13, 13?
A: 11 and 13
What is the range of 3, 8, 10, 15, 20?
A: 20 – 3 = 17