4 Operations with fractions and decimals

Front

What is the sum of 12.1 and 1.3?

Back

13.4

Front

How do you add fractions with different denominators, such as 1/2 and 1/10?

Back

Convert to a common denominator: 1/2 = 5/10, so 5/10 + 1/10 = 6/10 or 3/5.

Front

What is 7/3 divided by 1/10?

Back

70/3.

Front

What is the method for multiplying fractions?

Back

Multiply straight across: (a/b) * (c/d) = (a*c)/(b*d).

Front

What is the result of 19.3 - 2.6?

Back

16.7.

Front

What is a fraction?

Back

A fraction represents a part of a whole and is expressed as a/b, where 'a' is the numerator and 'b' is the denominator.

Front

What is a decimal?

Back

A decimal is a way of representing fractions using powers of ten, typically expressed with a decimal point.

Front

How do you convert a fraction to a decimal?

Back

Divide the numerator by the denominator.

Front

What is the least common denominator (LCD)?

Back

The smallest multiple that two or more denominators share, used to add or subtract fractions.

Front

What is the process for subtracting decimals?

Back

Align the decimal points and subtract as you would with whole numbers.