Multiply by tens

The first instance of  is under the 3rd Grade Math Mission. This exercise has students multiply by multiples of ten.

Types of Problems
There is one type of problem in this exercise:


 * 1) Multiply the numbers: This problem has the student multiply two numbers together, one of which is a multiple of ten.Mult10.png

Strategies
This exercise is easy to get both accuracy and speed badges because of standard multiplying by ten strategies.


 * 1) As an example of a standard multiplying by ten strategy, ignore the zero on the multiple of ten, multiply the two single digit numbers together, then insert a zero on the end of your answer.