Chapter 4: Number Theory and Fractions

Front

Is the number 43 prime or composite?

Back

Prime

Front

What is the prime factorization of 16?

Back

2^4

Front

Find the greatest common factor (GCF) of 6 and 15.

Back

3

Front

What is the equivalent fraction of 1/4 in higher terms? Options: 2/8, 2/3, 2/12, 3/12

Back

3/12

Front

Write 9/21 in lowest terms.

Back

3/7

Front

Find the least common denominator (LCD) of 1/4 and 1/8.

Back

8

Front

Write 11/6 as a whole number or a mixed number in simplest form.

Back

1 5/6

Front

Compare 5/9 and 7/9.

Back

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Front

Tom uses three 1–6 number cubes. How many ways will he find to roll the sum of 12?

Back

25 ways

Front

Football practice lasted 2 1/6 hours yesterday. About how many hours was the football practice?

Back

2 hours