General Knowledge
What does is a product?
Answer to a multiplication problem
1.357 + 12.308 = ?
13.665
0.23 x 9.1 = ?
2.093
8.1 ÷ 3 = ?
2.7
What operation(s) do you use when you line up the decimal points?
Addition and Subtraction of decimals.
When you add or subtract fractions.
5.06 - 3.2056 = ?
1.8544
8.53 x 2.1 = ?
17.913
1/2 ÷ 2/5 = ?
1 1/4
Explain the process of dividing fractions
Invert the second fraction, then multiply straight across
Where is the dividend located in a division problem?
Inside the long division symbol
2/3 + 3 1/4 = ? (in simplest form)
3 11/12
4/9 x 3/8 = ? (in simplest form)
1/6
35.7 ÷ 2.1 = ?
17
Explain how to multiply or divide mixed numbers
Convert the mixed numbers to improper fractions, then multiply straight across for multiplication or invert the second improper fraction and then multiply straight across for division
What is an improper fraction? AND what is the process to create an improper fraction from a mixed number?
A fraction where the numerator is larger than the denominator. And to create an improper fraction, you would multiply the whole number to the denominator then add the numerator. This would give you the new numerator and you would keep the same denominator.
8 1/8 - 5 3/4 = ? (in simplest form)
2 3/8
5/6 x 21= ? (in simplest form)
17 1/2
0.0032 ÷ 0.004 = ?
0.8
What is 6/20 as a percent?
When simplifying fractions, what should you divide the numerator and denominator by to get the quickest simplified answer?
You divide out the greatest common factor, or GCF.
3 3/7 + 5 1/8 = ? (in simplest form)
8 31/56
2 1/5 x 1 1/4 = ? (in simplest form)
2 3/4
2 ÷ 3 2/3 = ?
6/11
When you multiply decimals, what must you do to the product to complete your answer?
Move the decimal point the total number of decimal spots from the problem