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Operations
Fractions
Fractions and Percents
Decimals
More Operations
100
What is a sum?
The answer to an addition problem?
100
What is a fraction?
A fraction is a part of a whole number written with a numerator and a denominator.
100
What is a percent?
A percent is a part of a whole number with a denominator of 100 that is written with a percent sign.
100
What is a decimal?
A decimal is a part of a whole number that is written with a decimal point.
100
What is probability?
Probability refers to how likely it is that something will happen.
200
What are addends?
Addends are numbers that are added together in an addition problem.
200
What are whole numbers?
Whole numbers are the counting numbers and zero.
200
What is a remainder?
A remainder is the amount left after division.
200
Give two names for this decimal: 0.7
0.7 can be named "zero point seven" or "seven-tenths."
200
What are the four operations in math?
The four operations in math are addition, subtraction, multiplication, and division.
300
What are factors?
Factors are numbers that are multiplied together in a multiplication problem.
300
What is a mixed number?
A mixed number is a whole number with a fraction.
300
What is the denominator rule when adding and subtracting fractions with the same denominator?
The denominator rule when adding or subtracting fractions with like denominators is to keep the same denominator the same, without adding or subtracting.
300
What are two ways 0.749 may be pronounced with words?
The decimal 0.749 is pronounced "seven hundred forty-nine thousandths" or "zero point seven forty-nine".
300
What is a difference?
A difference is the answer to a subtraction problem.
400
What is a quotient?
A quotient is the answer to a division problem.
400
What is an improper fraction?
An improper fraction is a fraction whose numerator is larger than or equal to the denominator.
400
What is the rule for dividing fractions?
To divide fractions, change the division sign to a multiplication sign, then flip the second fraction to its reciprocal. Multiply both numerator and denominator, and simplify or reduce your answer, if necessary.
400
When multiplying or dividing decimals, what is the rule for where to place the decimal?
Follow the usual steps for multiplying and dividing. At the start we disregard the decimal places. After we have an answer, we must count up the decimal places and move the decimal place to its proper location.
400
What is a product?
A product is the answer to a multiplication problem.
500
What is a divisor?
A divisor is the number you divide by in a division problem.
500
What is a reciprocal?
A reciprocal is a fraction whose numerator and denominator have been flipped, or reversed upside-down.
500
What is the rule for multiplying fractions?
When multiplying fractions, multiply both the numerators and denominators, then simplify or reduce the product, if necessary.
500
Round the decimal number 8.6 to the nearest whole number.
8.6 rounds up to the whole number 9.
500
What is a dividend?
A dividend is the number that is divided in a division problem.