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Prime Factorization
Greatest Common Divisor
Least Common Multiple
Equivalent Fractions and Decimals
Comparing and Ordering Rational Numbers
100
Write the prime factorization of 54.
2 • 3³
100
GCD of 30, 42.
6
100
LCM of 4, 7.
28
100
Write this fraction as a decimal. 3/4
.25
100
Compare the fractions. Write < or >. 7/9 ____ 5/8
>
200
Write the prime factorization of 105.
3 • 5 • 7
200
GCD of 36, 45.
9
200
LCM of 3, 9, 15.
45
200
Write this fraction as a decimal 2/5
.4
200
Compare the decimals. Write < or >. 0.427 _____ 0.425
>
300
Write the prime factorization of 45.
3² • 5
300
GCD of 28, 42.
14
300
LCM of 6, 27
54
300
Write this decimal as a fraction 0.42
21/50
300
Compare the decimals. Write < or >. -0.7 _____ -0.07
<
400
Write the prime factorization of 310.
2 • 5 • 31
400
GCD of 24, 36, 60, 84.
12
400
LCM of 2, 3, 4, 5
60
400
Write this decimal as a fraction in simplest form. 0.45
9/20
400
Choose the greatest number. 3/4 or 0.7
3/4
500
Write the prime factorization of 360.
2³ • 3² • 5
500
GCD of 18, 45, 63, 81.
9
500
LCM of 10, 18
90
500
Write this decimal as a fraction in simplest form. -0.08
-2/25
500
Order these numbers from least to greatest. 0.7, 0.755, 5/8
5/8, 0.7, 0.755