Divisibility, Prime factorization and GCF
List the positive factors of 12
1, 2, 3, 4, 6, 12
2^3=?
8
What is 10/20 in simplest form?
1/2
Write 458,000,000 in scientific notation.
4.58 x 10^8
Solve -6x + 15 = 3
x = 2
Is 73, prime, composite, or neither?
Prime
3(10-7)^2
27
What is 28/40 in simplest form?
7/10
Write 0.0000007 in scientific notation.
7 x 10^-7
Solve x/4 + 10 = 22
x = 48
What is the prime factorization of 20?
22*5
2^4 * 2^5
2^9
What is 2y/8y in simplest form?
1/4
Write 1.119 x 10^7 in standard form.
11,190,000
Solve 2/3y - 9 = 5
y = 5