Skip Counting; Array; Even/Odd Review

Front

What is skip counting?

Back

Skip counting is counting by a number other than one, such as counting by twos, fives, or tens.

Front

What is an array?

Back

An array is a way to organize objects in rows and columns.

Front

How do you find the number of rows in an array?

Back

Count how many horizontal lines of objects there are.

Front

What is repeated addition?

Back

Repeated addition is adding the same number multiple times, like 2 + 2 + 2 = 6.

Front

What is an even number?

Back

An even number is a number that can be divided by 2 without a remainder.

Front

What is an odd number?

Back

An odd number is a number that cannot be divided by 2 evenly.

Front

If you skip count by 2 starting from 0, what are the first five numbers?

Back

0, 2, 4, 6, 8.

Front

If you skip count by 5 starting from 5, what are the next three numbers?

Back

5, 10, 15.

Front

How can you tell if a number is even or odd?

Back

If the last digit is 0, 2, 4, 6, or 8, it is even. If it is 1, 3, 5, 7, or 9, it is odd.

Front

What does it mean to count by tens?

Back

Counting by tens means adding 10 each time, like 10, 20, 30.