f. Estimating

Websites:

Estimating with Whole Numbers: The Glencoe website has an excellent PDF file on how to estimate with whole numbers.

Whole Numbers: Mental Arithmetic and Estimation: Arkansas Tech University has a great PDF file on multiple ways to employ mental math.

Estimating with Fractions: This PDF on the Holt McDougal website will help you with rounding fractions.

Videos:

Estimation When Adding Whole Numbers: Yenacademy on YouTube shows you how to use estimation when it comes to whole numbers.

Estimating Fractions: Jimbabweiberg on YouTube discusses how to estimate fractions.

Games:

Ice Ice Maybe: This game on the Manga High website allows to estimate whole numbers and fractions.

Estimate Fractions Shape Shoot: Sheppard Software has created a game that will help you with estimating fractions.

Find Grampy: This game also helps you with the estimation of fractions.