4th Grade Math Review

Front

What is standard form?

Back

Standard form is a way of writing numbers using digits. For example, the number six thousand, four hundred forty-seven is written as 6447.

Front

How do you compare two numbers using symbols?

Back

You can use < (less than), > (greater than), or = (equal to) to compare two numbers.

Front

What is the rule for the pattern: 4, 8, ___, 32?

Back

The rule is to multiply by 2. The missing number is 16.

Front

What is the angle measure formed by the hands of a clock moving from 9 to 12?

Back

The angle measure is 90 degrees.

Front

How do you convert a decimal to a fraction?

Back

To convert a decimal to a fraction, write the decimal over 1 and multiply the numerator and denominator by 10 for each digit after the decimal point. For example, 0.8 = \frac{8}{10} = \frac{4}{5}.

Front

What is the value of 6,447 in standard form?

Back

6,447 is already in standard form.

Front

What does the symbol < mean?

Back

The symbol < means 'less than'.

Front

What does the symbol > mean?

Back

The symbol > means 'greater than'.

Front

What is the next number in the pattern: 2, 4, 6, ___?

Back

The next number is 8, following the rule of adding 2.

Front

What is a right angle?

Back

A right angle is an angle that measures exactly 90 degrees.