80 has 5 factor pairs.
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∙ 8y agoAll of the composite numbers less than 100 have factor pairs.
7
Split 100 into factor pairs. So we have: 100 x 1 50 x 2 25 x 4 20 x 5 10 x 10
The 15 twin prime numbers between 1 and 100 are in 8 pairs. The twin prime pairs are (3, 5), (5, 7), (11, 13), (17, 19), (29, 31), (41, 43), (59, 61), and (71, 73).
Pick any two consecutive numbers in that range.
All of the composite numbers less than 100 have factor pairs.
7
80 has 5 factor pairs.
60, 72, 84, 90 and 96 have 6 factor pairs.
(1,100) (10,10)
100 and 7
Split 100 into factor pairs. So we have: 100 x 1 50 x 2 25 x 4 20 x 5 10 x 10
Since one dollar is one hundred pennies, the multiplication sentences for 100 would be the same in both cases.
"Distinct" in this case means different. Sometimes factors are repeated. Square numbers have a factor pair that is the same number twice. When we write out the list of numbers, we don't write that number twice. The factor pairs of 100 are (100,1)(50,2)(25,4)(20,5)(10,10) The distinct factors of 100 are 1, 2, 4, 5, 10, 20, 25, 50, 100
1 The factor pairs of 100 are 1 and 100, 2 and 50, 4 and 25, 5 and 20, and 10 and 10. The factor pairs of 49 are 1 and 49, and 7 and 7. Since the only factor they share is 1, 1 is their greatest common factor.
Pick any two consecutive numbers in that range.
3,5 5,7 11,13 17,19 29,31 41,43 59,61 71,73