Done correctly, all factor trees for 180 will be the same size. Since 180 has five prime factors, there will be five branches. 180 90,2 45,2,2 15,3,2,2 5,3,3,2,2
20 is a factor of 180 180 is a multiple of 20
The Greatest Common Factor of 36, 54, 180: 18
81 factors to [3 3 3 3] 180 factors to [2 2 3 3 5] Common factors are [3 3] Factor out a 9 Simplest form is 9/20 ■
As a product of its prime factors in exponents: 22*32*5 = 180 So 5 is its largest prime factor.
180 = 22 × 32 × 5
.018x104=180
180 90,2 45,2,2 15,3,2,2 5,3,3,2,2
180 90,2 45,2,2 15,3,2,2 5,3,3,2,2
180 90,2 45,2,2 15,3,2,2 5,3,3,2,2
Done correctly, all factor trees for 180 will be the same size. Since 180 has five prime factors, there will be five branches. 180 90,2 45,2,2 15,3,2,2 5,3,3,2,2
180 90,2 45,2,2 15,3,2,2 5,3,3,2,2 225 75,3 25,3,3 5,5,3,3
180 10, 18 2, 5, 2, 9 2, 5, 2, 3, 3 180= 2,5,2,3,3
360 180-,2 90,2,2 45,2,2,2 15,3,2,2,2 5,3,3,2,2,2
Use a factor tree. 180 90,2 45,2,2 15,3,2,2 5,3,3,2,2 2 x 2 x 3 x 3 x 5 = 180
180 2, 90 2, 2, 45 2, 2, 5, 9 2, 2, 5, 3, 3
180 90,2 45,2,2 15,3,2,2 5,3,3,2,2 2 x 2 x 3 x 3 x 5 = 180