34:40Time word problem (puzzle) | Math | 3rd grade | Khan Academy
From the creator
Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now: https://www.khanacademy.org/math/cc-third-grade-math/time/elapsed-time/v/time-differences-word-problem-math-3rd-grade-khan-academy Lindsay finds out how long it took to solve a puzzle when given the start and finish time. Practice this yourself on Khan Academy right now: https://www.khanacademy.org/math/cc-third-grade-math/cc-third-grade-measurement/cc-third-grade-telling-time/e/telling-time-word-problems Watch the next lesson: https://www.khanacademy.org/math/cc-fourth-grade-math/cc-4th-measurement-topic/cc-4th-time/v/time-to-leave-for-home Missed the previous lesson? Watch here: https://www.khanacademy.org/math/cc-third-grade-math/cc-third-grade-measurement/cc-third-grade-telling-time/v/telling-time-problems-with-number-line 3rd grade math on Khan Academy: We know you've been rocking through 2nd grade adding and subtracting all kinds of whole numbers (up to 2 digits, right?). That's awesome! In 3rd grade math we want you to start using bigger numbers and start multiplying and dividing, too. By the way, did you know that some numbers aren’t actually “whole?” They’re “partially whole.” We call them fractions! We want you to start playing around and having fun with those, too. There's also area, perimeter, and place value to be discovered. Whew. We have so much to do and can't wait to do it with you. Let's go! Want a virtual coach for 3rd grade? Unlock the 3rd grade mission on
Published 2016-06-14 · Watch on YouTube ↗
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