Find the prime factorization of 720. You may write your answer with or without exponents.
2 x 2 x 2 x 2 x 3 x 3 x 5
100
Solve 3/8 • 6/10.
What is 9/40?
100
Solve 3/12 divided by 49/60.
What is 15/49?
100
Solve 8/15 + 11/15.
What is 1 4/15?
100
Solve 5/8 – 3/16.
What is 7/16?
200
What is the greatest common factor of 180 and 315?
45
200
Solve 1 1/7 • 2 1/8.
What is 2 3/7?
200
Solve 0 divided by 5 1/3.
What is 0?
200
Solve 2 1/5 + 4 4/5.
What is 7?
200
Solve 17 5/6 – 13 1/8.
What is 4 1/2?
300
Name all of the factors of 60.
1, 60, 2, 30, 3, 20, 4, 15, 6, 10
300
Solve 5•3/10
What is 1 1/2?
300
Solve 10 divided by 4 1/2.
What is 2 2/9?
300
Solve 3/5 + 2/7.
What is 31/35?
300
Explain how to change a mixed number into an improper fraction.
What is multiply the denominator and the whole number add the numerator, that becomes the new numerator and keep the denominator the same.
400
What is the least common multiple of 160 and 245?
7840
400
Solve 8/9 divided by 12/17 • 30/45.
What is 68/81?
400
Solve 7/9 divided by 0.
What is undefined or no solution?
400
Solve 2 3/20 + 6 2/9.
What is 8 67/180?
400
Describe the process of subtracting fractions.
What is make sure the denominator is the same, then subtract the numerators and keep the denominators the same?
500
A perfect square is any number that is the product of a rational number multiplied with itself. For instance, 9 is a perfect square since 3 * 3 = 9, but 10 is not, since no rational number multiplied with itself is 10.
What is the least common multiple of 18 and 14 that is also a perfect square?
1764
500
David has 16 1/3 cups of flour that he wished to use to make wedding cakes. Each cake requires 2 1/3 cups each. How many cakes can David make?
What is 7?
500
Describe, in words, the process of dividing fractions.
What is flip the second fraction and then multiply straight across?
500
Harry walks 2/5 of a mile away from train station heading to his office. He then walks 1/4 of a mile before he runs into his best friend that he hadn’t seen in a while. He then walked another 1/3 of a mile before running into his girlfriend. How far does he walk before reaching his office?
What is 59/60?
500
Describe the process for subtracting mixed numbers?
What is try to subtract the fractions, if you can't borrow, then subtract the fractions and subtract the whole numbers?