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TEKS Math Standard: 4.5.A

represent multi-step problems involving the four operations with whole numbers using strip diagrams and equations with a letter standing for the unknown quantity

Adding and Subtracting Fruit
Adding and Subtracting Fruit
Use super cute fruit to introduce algebraic thinking to your young math students.
Gr 1-3
Back to School Math Worksheets
Back to School Math Worksheets
In these math problems, the solution is already given. But another number is missing!
Gr 2-6
Spring Math Worksheets: Multiplication and Division
Spring Math Worksheets: Multiplication and Division
Sets of multiplication and division practice problems. But the unknown isn’t where you expect it to be!
Gr 3-5
Spring Math Worksheets: Addition and Subtraction
Spring Math Worksheets: Addition and Subtraction
Four sets of 2-digit and 3-digit addition and subtraction practice. But the unknown isn’t where you expect it to be!
Gr 2-5
Factors and Codes: First Names (Episode 2)
Factors and Codes: First Names (Episode 2)
Scrambled up somewhere in 161,000 is a first name. Can you find it!?
Gr 4
Math Curiosity: Magic Triangles
Math Curiosity: Magic Triangles
Can you make each side of this triangle add up to 9 using the digits 1-6?
Gr 2-8
How Many Will There Be? Earthworm
How Many Will There Be? Earthworm
Give kids a taste of a sequence, let them build an understanding, and then see how far their predictions can take them.
Gr 4-7
How Many Will There Be? Desks
How Many Will There Be? Desks
Give kids a taste of a sequence, let them build an understanding, and then see how far their predictions can take them.
Gr 4-7
Subtraction: 3 Digits Minus 2 Digits (Single Solution)
Subtraction: 3 Digits Minus 2 Digits (Single Solution)
Typical practice problems don’t move students up Bloom’s Taxonomy. With this framework, you’ll see kids stop and really think about how to approach multi-digit subtraction.
Gr 3-6
How Many Ways: Fraction Equivalence
How Many Ways: Fraction Equivalence
How many different ways can you make this math statement true using only the digits one through nine?
Gr 3-5
How Many Ways: Times Equals Minus
How Many Ways: Times Equals Minus
How many different ways can you make this math statement true using only the digits one through nine?
Gr 3-5
How Many Ways: Times Equals Times
How Many Ways: Times Equals Times
How many different ways can you make this math statement true using only the digits one through nine?
Gr 3-5
How Many Ways: Order of Operations 1
How Many Ways: Order of Operations 1
How many different ways can you make this math statement true using only the digits one through nine?
Gr 5-6
How Many Ways: 2 Digit ÷ 1 Digit = 1 Digit
How Many Ways: 2 Digit ÷ 1 Digit = 1 Digit
How many different ways can you make this math statement true using only the digits one through nine?
Gr 3-4
Undoing Multiplication With Division
Undoing Multiplication With Division
Multiplication and division, natural foes, are constantly seeking to undo each other. Students will attempt to reverse the effects of multiplication by dividing once, twice, or even thrice!
Gr 3-4
Math Curiosity: Four Squares
Math Curiosity: Four Squares
Every positive integer can be written as the sum of (at most) four perfect squares!
Gr 1, 2, 3, 4, 8
A Nutrition-Based Math Project
A Nutrition-Based Math Project
Let’s create a parody ad attacking a surprisingly calorie-rich meal.
Gr 5-7