← All Standards

Grade 1

• Strand 1

  • 1.1.A
  • 1.1.B
  • 1.1.C
  • 1.1.D
  • 1.1.E
  • 1.1.F
  • 1.1.G

• Strand 2

  • 1.2.A
  • 1.2.B
  • 1.2.C
  • 1.2.D
  • 1.2.E
  • 1.2.F
  • 1.2.G

• Strand 3

  • 1.3.A
  • 1.3.B
  • 1.3.C
  • 1.3.D
  • 1.3.E
  • 1.3.F

• Strand 4

  • 1.4.A
  • 1.4.B
  • 1.4.C

• Strand 5

  • 1.5.A
  • 1.5.B
  • 1.5.C
  • 1.5.D
  • 1.5.E
  • 1.5.F
  • 1.5.G

• Strand 6

  • 1.6.A
  • 1.6.B
  • 1.6.C
  • 1.6.D
  • 1.6.E
  • 1.6.F
  • 1.6.G
  • 1.6.H

• Strand 7

  • 1.7.A
  • 1.7.B
  • 1.7.C
  • 1.7.D
  • 1.7.E

• Strand 8

  • 1.8.A
  • 1.8.B
  • 1.8.C

• Strand 9

  • 1.9.A
  • 1.9.B
  • 1.9.C
  • 1.9.D

TEKS Math Standard: 1.5.F

determine the unknown whole number in an addition or subtraction equation when the unknown may be any one of the three or four terms in the equation

Gr 1-4

Gr 1-4

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

In these math problems, the solution is already given. But another number is missing!

Gr 2-6

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

Math Curiosity: Magic Triangles

Can you make each side of this triangle add up to 9 using the digits 1-6?

Gr 2-8

What’s the Pattern? Fraction Addition

Can your students figure out how to add fractions by looking for a pattern?

Gr 5

How Many Ways: Fraction Subtraction 234

How many different ways can you make this fraction subtraction statement true using only the digits one through nine?

Gr 4-5

How Many Ways: Fraction Addition 234

How many different ways can you make this fraction addition statement true using only the digits one through nine?

Gr 4-5

How Many Will There Be? Xs and Os

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

Game: Number Scrabble

What if we played Tic-Tac-Toe with numbers and instead of three-in-a-row, we add up to 15? Well… then we’d have Number Scrabble!

Gr 1-6

Addition: 3 Digits Plus 2 Digits (Multiple Solutions)

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 addition.

Gr 3-6

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

Subtraction: 3 Digits Minus 2 Digits (Multiple Solutions)

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

Math Curiosity: Goldbach’s Conjecture

Can any even number be written as the sum of two primes? Goldbach thought so, but we haven’t proven it… yet!

Gr 1-5

Evens and Odds – Addition and Subtraction

When we’re adding and subtracting, do evens make odds into evens? Do odds make evens odd? Which one has… more power!?

Gr 3-4

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 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 different ways can you make this math statement true using only the digits one through nine?

Gr 5-6

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

Math Curiosity: Magic Squares

Imagine a 3×3 square in which every row, column, and diagonal have the same sum. That’s a magic square!

Gr 1-4

Math Curiosity: Waring’s Conjecture

So, can you write every odd (greater than 3) as the sum of three primes?

Math Curiosity: Palindromic Number Conjecture

Using this one weird trick, it seems that you can turn any number into a palindrome!

Gr 1-4