Mystery Math Mistake: 38+15

See if you can figure out where D.C.’s mistake is.

Math Mess: The Belly Buster Pizza

$Math Mights - Kindergarten$
Lesson 202
Mystery Math Mistake: Count the Farm Animals
Math
Kindergarten
Can you help Dotson count the farm animals?
$Math Mights - 3rd Grade$
Lesson 202
Solve Problems with Addition & Subtraction
Math
3rd Grade
Warm up with a Mystery Math Mistake as you add two 2-digit numbers using a decomposition strategy. Use visual models [...]
Lesson 202
Multiplying By 10 Strategies And Practice
Math
4th Grade
Explore the Multiply by 10 facts using the grouping of objects, counting by tens, and arrays. Practice with the commutative property of multiplication and 10's. Multiply by 0 and 1.