Wondering what a number string looks like in a classroom? Curious about the details of the routine? The following video features … More

# Tag: open number line

# Complications with representing constant difference on an open number line

Representing student thinking during a number string is complex. Certain strategies are particularly challenging to represent. For addition and subtraction, … More

# a series of sorting fractions number strings

Sorting Fractions, money, percentages or decimals Which would you rather have? 45/100 or ½ ¾ or 8/10 8/20 or 2/5 … More

# Fractions as operators on money (Early fractions)

Fractions as operators, Money What is ½ of $1.00? What is 1/4 of $1.00? What is 2/4 of $1.00? What … More