Khan Academy
Khan Academy: Comparison Word Problems: Marbles
Sal solves word problems comparing 2 numbers. The numbers in the problems are less than 10. Includes a video, transcript, and question and answer section. [3:22]
Khan Academy
Khan Academy: Addition and Subtraction Word Problems: Subtraction Word Problem
Addition and subtraction Word Problems.
Khan Academy
Khan Academy: Addition and Subtraction Word Problems: Gorillas
Learn how to solve addition and subtraction word problems using gorillas and cookies as examples. [5:31]
Khan Academy
Khan Academy: Word Problems Within 20
Watch Sal solve one addition word problem and one subtraction word problem in this video. [3:37]
Khan Academy
Khan Academy: Adding and Subtracting on Number Line Word Problems
Demonstrates how to use a number line to visualize and solve addition and subtraction word problems. [4:27]
PBS
Pbs: Odd Squad: To Catch a Double
Learn about doubling numbers with the Odd Squad. While babysitting the doubled Debbies, Otto discovers something that might help Olive crack the case and find the missing double.
PBS
Pbs: Welcome to the Ball Room
Oscar estimates the size of a very large number and counts by hundreds as he shows off the Odd Squad Ball Room.
PBS
Pbs: Odd Squad: Disappearing Shapes
Learn about subtraction with the Odd Squad. Circles and triangles are disappearing everywhere, but why?
PBS
Pbs: Odd Squad: Blob on the Loose
Learn about units of measure for liquids in this fun clip from the Odd Squad. When a gallon of blob is loose in headquarters, Otto and Olive are determined to find it before their rivals do.
PBS
Pbs: Odd Squad: Soundcheck
Learn about addition and subtraction in this fun clip from the Odd Squad. Otto's favorite band has a new song, "Take Away Four."
PBS
Pbs: Odd Squad: Mathroom Reunion
Learn about addition, subtraction, and making amounts equal with the Odd Squad. When Ms. O and O'Donahue visit the Mathroom, she is excited to see her old friend and help with the case.
PBS
Pbs: Odd Squad: Why Are Shapes Disappearing?
Olive and Otto use counters to figure out how many objects are being taken away in a visit to the Mathroom.
PBS
Pbs: Odd Squad: Counting to 30
In this video from Odd Squad, Olive and Otto get trapped in a comic book! Their only hope is to travel to the last page and find a mysterious scientist. But how will they get from page one to page 30?
PBS
Pbs: Odd Squad: Halfway From 30
In this video from Odd Squad, Olive and Otto must find some Shmumbertonium for a scientist to return to the real world. Olive remembers that there was a Shmumbertonium factory halfway through the comic book. But exactly how far away is...