Place Value and Rounding

Front

What is place value?

Back

Place value is the value of a digit based on its position in a number. For example, in the number 345, the 3 is in the hundreds place, so it represents 300.

Front

What does rounding mean?

Back

Rounding means adjusting a number to the nearest specified value, often to make it simpler. For example, rounding 67 to the nearest ten gives you 70.

Front

How do you add two numbers?

Back

To add two numbers, align them by their place values and add each column starting from the right. Carry over if the sum exceeds 9.

Front

What is the sum of 456 and 368?

Back

824

Front

How do you order numbers from least to greatest?

Back

To order numbers from least to greatest, compare each number and arrange them starting from the smallest to the largest.

Front

Order these numbers from least to greatest: 10,560; 11,678; 11,786; 10,480.

Back

10,480; 10,560; 11,678; 11,786.

Front

How do you order numbers from greatest to least?

Back

To order numbers from greatest to least, compare each number and arrange them starting from the largest to the smallest.

Front

Order these numbers from greatest to least: 18,780; 19,625; 18,960.

Back

19,625; 18,960; 18,780.

Front

What does the symbol '>' mean?

Back

The symbol '>' means 'greater than'. For example, 14,897 > 13,989 means 14,897 is greater than 13,989.

Front

What does the symbol '<' mean?

Back

The symbol '<' means 'less than'. For example, 5 < 10 means 5 is less than 10.