Serving advanced learners (and their teachers) since 2012.

Arizona Math Standard: 2.OA.A.1

Use addition and subtraction within 100 to solve one-step word problems. Use addition to solve two-step word problems using single-digit addends. Represent a word problem as an equation with a symbol for the unknown.

Adding and Subtracting Fruit
Adding and Subtracting Fruit
Use super cute fruit to introduce algebraic thinking to your young math students.
Gr 1, 2, 6
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 1-4
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 1, 2, 3, 4, 8
How Many Will There Be? Courtyard
How Many Will There Be? Courtyard
Give kids a taste of a sequence, let them build an understanding, and then see how far their predictions can take them.
Gr 2-6
Game: Number Scrabble
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 1-5
Addition: 3 Digits Plus 2 Digits (Multiple Solutions)
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 1-4
Subtraction: 3 Digits Minus 2 Digits (Multiple Solutions)
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 1-4
Math Curiosity: Goldbach’s Conjecture
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
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 2-6
The Game of 100
The Game of 100
Who can get to 100 first in this simple, but delightful, math game?
Gr 1-4