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Grade 3

Arizona Math Standard: 3.NF.A.2.c

Understand a fraction 1/b as a special type of fraction that can be referred to as a unit fraction (e.g. ½, ¼).

What’s the Pattern? Fraction Addition
What’s the Pattern? Fraction Addition
Can your students figure out how to add fractions by looking for a pattern?
Gr 1-5
How Many Ways: Divide Fractions Equal 1/4
How Many Ways: Divide Fractions Equal 1/4
How many different ways can you make this fraction division math statement true using only the digits one through nine?
Gr 3, 5, 6, 7
How Many Ways: Multiply Fractions Equal 1/4
How Many Ways: Multiply Fractions Equal 1/4
One equation. Digits one through nine. How many ways can you make it work?
Gr 3, 4, 5, 7
How Many Ways: Fraction Subtraction Equals 1/2
How Many Ways: Fraction Subtraction Equals 1/2
How many different ways can you make this math statement true using only the digits one through nine?
Gr 1, 3, 4, 5, 6, 7
Fractions: Decompose and Recompose
Fractions: Decompose and Recompose
What if we took a fraction apart, then took those pieces apart, then recombined them, and then recombined those, arriving back to the original fraction?
Gr 1-4
Numerator or Denominator: Which has more power in a fraction?
Numerator or Denominator: Which has more power in a fraction?
What do you do with students who already get their fraction operations? Give them a contrived project about recipes or pizza slices? Make them solve annoyingly hard practice problems? Please. Here, we get students thinking in a whole new way, pondering which has more power, the numerator or denominator.
Gr 2-6
Writing A Story About Fraction Equivalence
Writing A Story About Fraction Equivalence
When fractions take on a new denominator, it’s as if they’re wearing a disguise – same value, new look. So let’s write a story about fraction equivalence starring a fraction who needs to fit in with a new group.
Gr 1-5
Visualizing Fraction Multiplication
Visualizing Fraction Multiplication
What does it look like to multiply fractions?
Gr 3, 4, 5, 7
Fraction Puzzlers: Add and Subtract Fractions To Reach A Number
Fraction Puzzlers: Add and Subtract Fractions To Reach A Number
You only have six digits to form three fractions. Can you combine them to get to 0?
Gr 3, 4, 5, 7
A Visual Guide To Dividing By Fractions
A Visual Guide To Dividing By Fractions
Have you ever wondered what it looks like to divide by a fraction, man?
Gr 1-7