More Short Division
Let’s take a look at another short video about division, to see a few more examples.
Goal:
Goal:
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Scene # |
Description |
Narration |
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1 |
A piece of toast pops out of a blue toaster. The toast has the division problem 189/9 on it. |
male narrator: THIS DIVISION PROBLEM DOESN'T HAVE ANY DIGITS UNDERLINED. HERE'S HOW WE FIGURE OUT IF WE HAVE TO WORK A TWO-DIGIT PROBLEM. IF THE FIRST DIGIT UNDER THE DIVISION SIGN IS LESS THAN THE NUMBER WE DIVIDE BY, WE WORK A TWO-DIGIT PROBLEM. WHAT'S THE FIRST DIGIT UNDER THE DIVISION SIGN? WE HAVE 1 DIVIDED BY WHAT NUMBER? WE HAVE 1 DIVIDED BY 9. IS THE FIRST DIGIT UNDER THE DIVISION SIGN LESS THAN 9? IT'S LESS THAN 9, SO WE WORK A TWO-DIGIT PROBLEM. WE WORK 18 DIVIDED BY 9. |
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2 |
A black piece of toast pops out of the toaster with a new division problem on it. |
NEW PROBLEM. SAY THE DIVISION PROBLEM FOR THE FIRST DIGIT. WE HAVE 8 DIVIDED BY 4. IS THE FIRST DIGIT UNDER THE DIVISION SIGN LESS THAN 4? IT'S NOT LESS THAN 4, SO WE DON'T WORK A TWO-DIGIT PROBLEM. WE WORK 8 DIVIDED BY 4. |
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3 |
A toast shaped like a guy with big hair and sunglasses pops out of the toaster. |
ONE MORE. SAY THE DIVISION PROBLEM FOR THE FIRST DIGIT. WE HAVE 1 DIVIDED BY 2. IS THE FIRST DIGIT UNDER THE DIVISION SIGN LESS THAN 2? IT'S LESS THAN 2. SO WE WORK A TWO-DIGIT PROBLEM. WE WORK 12 DIVIDED BY 2. REMEMBER, IF THE FIRST DIGIT UNDER THE DIVISION SIGN IS LESS THAN THE NUMBER WE DIVIDE BY, WE HAVE TO WORK A TWO-DIGIT PROBLEM. |
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4 |
Two kids are sitting with a Dalmatian watching a cartoon TV screen. It has a division problem on the screen. As the narrator talks the television works through the problems he is talking about. |
HERE'S A TRICKY DIVISION PROBLEM. WHAT'S THE FIRST DIGIT UNDER THE DIVISION SIGN? IS IT LESS THAN THE NUMBER WE'RE DIVIDING BY? SO WE UNDERLINE TWO DIGITS. WHAT'S THE ANSWER FOR 16 DIVIDED BY 4? 4. AND WE WRITE IT ABOVE THE 6. HERE'S THE TRICKY PART. SAY THE PROBLEM FOR THE NEXT DIGIT. WE HAVE 2 DIVIDED BY 4. IS THAT DIGIT LESS THAN 4? IT IS LESS THAN 4, SO WE HAVE TO UNDERLINE TWO DIGITS. BUT WE HAVE TO SHOW THAT WE TRIED TO DIVIDE 2 BY 4. WE HAVE TO WRITE A 0 ABOVE THE FIRST DIGIT OF 28. NOW WE CAN WRITE THE ANSWER FOR 28 DIVIDED BY 4. WHAT'S THAT ANSWER? 7. ONE MORE. WHAT'S THE FIRST DIGIT UNDER THE DIVISION SIGN? IS IT LESS THAN THE NUMBER WE'RE DIVIDING BY? SO WE UNDERLINE TWO DIGITS. WHAT'S THE ANSWER FOR 35 DIVIDED BY 5? 7. AND WE WRITE IT ABOVE THE 5. SAY THE DIVISION PROBLEM FOR THE NEXT DIGIT. WE HAVE 2 DIVIDED BY 5. IS THAT DIGIT LESS THAN 5? IT'S LESS THAN 5. SO HOW MANY DIGITS DO WE UNDERLINE? WE UNDERLINE TWO DIGITS. WHAT DO WE DO TO SHOW THAT WE TRIED TO DIVIDE 2 BY 5? WE WRITE A 0 ABOVE THE FIRST DIGIT OF 25. NOW WE CAN WRITE THE ANSWER FOR 25 DIVIDED BY 5. WHAT'S THE ANSWER? 5. |
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5 |
Two hands are holding an index card with a division problem on it. |
WE'RE GOING TO WORK THIS PROBLEM. SAY THE DIVISION PROBLEM FOR THE FIRST DIGIT UNDER THE DIVISION SIGN. WE'VE GOT 6 DIVIDED BY 3. DO WE UNDERLINE ONE DIGIT OR TWO DIGITS? WE UNDERLINE ONE DIGIT. WHAT'S THE ANSWER? 2. SAY THE PROBLEM FOR THE NEXT DIGIT UNDER THE DIVISION SIGN. WE'VE GOT 2 DIVIDED BY 3. DO WE UNDERLINE ONE DIGIT OR TWO DIGITS? WE HAVE TO UNDERLINE TWO DIGITS. SO WHAT DO WE HAVE TO WRITE IN THE ANSWER? WE WRITE A 0 IN THE ANSWER. THEN WE WRITE THE ANSWER FOR 27 DIVIDED BY 3. WHAT'S THAT ANSWER? 9. SAY THE PROBLEM FOR THE NEXT DIGIT UNDER THE DIVISION SIGN. WE'VE GOT 9 DIVIDED BY 3. WE CAN UNDERLINE ONLY ONE DIGIT. WHAT'S THE ANSWER? 3. |
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6 |
An orange number line goes across the screen. Math problems appear as the narrator talks about them. |
male narrator: HERE'S A NUMBER LINE FOR COUNTING BY NINES. WE'LL USE THIS NUMBER LINE FOR SOLVING PROBLEMS LIKE THIS. IT SAYS THAT 29 EQUALS 9 TIMES SOME NUMBER, PLUS A REMAINDER. 29 IS NOT A NUMBER FOR NINES. THE NUMBER ON THE NUMBER LINE THAT COMES JUST BEFORE 29 IS 27. 9 TIMES 3 IS 27. WE'RE AT 27. WE HAVE TO ADD HOW MANY TO GET TO 29? WE ADD 2. THAT'S THE REMAINDER. 29 EQUALS 9 TIMES 3, PLUS A REMAINDER OF 2. NEW PROBLEM. 48 EQUALS 9 TIMES SOME NUMBER, PLUS A REMAINDER. 48 IS NOT A NUMBER FOR NINES. WHAT'S THE NUMBER FOR NINES THAT COMES JUST BEFORE 48? 45. 9 TIMES WHAT NUMBER IS 45? 9 TIMES 5 IS 45. HOW MANY DO YOU HAVE TO ADD TO GET TO 48? YES, 3. 48 EQUALS 9 TIMES 5, PLUS A REMAINDER OF 3. |