4th Grade Math Review (1st Semester)

Front

What fraction represents the decimal 0.9?

Back

9/10

Front

If Jerald has 4 boxes of tape with 19 rolls in each, how do you calculate the total number of rolls?

Back

Multiply the number of boxes by the number of rolls per box: 4 x 19 = 76.

Front

In the number 2,578,910, what is the value of the digit 5?

Back

500 thousand.

Front

What is a factor of a number?

Back

A factor is a number that divides another number without leaving a remainder.

Front

List a factor of 20.

Back

4 is a factor of 20.

Front

How do you find out how many cupcakes Oliver made if Bill made 9 and they made 45 together?

Back

Use the equation: 45 - 9 = ?

Front

What is the process of solving for an unknown in an equation?

Back

Isolate the variable by performing inverse operations.

Front

What is the definition of multiplication?

Back

Multiplication is the process of adding a number to itself a certain number of times.

Front

What does it mean for a number to be a multiple of another number?

Back

A multiple of a number is the product of that number and an integer.

Front

How do you convert a decimal to a fraction?

Back

Place the decimal over its place value and simplify if possible.