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Multiply By Two Digits Created by M. Guy.

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Presentation on theme: "Multiply By Two Digits Created by M. Guy."— Presentation transcript:

1 Multiply By Two Digits Created by M. Guy

2 Our Standards Maryland VSC Standard
6.C.1.c - Multiply whole numbers Maryland Technology Literacy Student Standard (MTLSS) - 3.A.1.a Use technology tools, including software and hardware, from a range of teacher-selected options to learn new content or reinforce skills.

3 Let’s Review Factors- Numbers multiplied together
Product- The answer in a multiplication equation

4 Two Digit Multiplication
The first step is to make sure the place values are lined up. 26 x 12 Tens Ones

5 Two Digit Multiplication
1 Think, 2 x 6 equals 12. Begin with multiplying the bottom factor’s one’s place with the top factors one’s place. 26 x 12 Because there is still the tens place to multiply, you must carry the 1. 2

6 Two Digit Multiplication
Think, 2x2=4+1=5 1 Next, multiply the 2 and the other 2. Then, remember to add your carry of 1. 26 x 12 5 2

7 Two Digit Multiplication
Next, because we are going to the next place value (tens), we need to use a 0 for a place holder. Place the 0 under the 2 in the products line. Erase your carry from before. 1 26 x 12 5 2

8 Two Digit Multiplication
Next, begin to multiply the 1in the tens place with the top line factor. Think 1x6=6. 26 x 12 5 2 6

9 Two Digit Multiplication
Think 1x2=2. 26 x 12 5 2 2 6

10 Two Digit Multiplication
Add the ones place. Carry is necessary. Finally, add the two product lines to find the final product. 26 Add the tens place. Carry is necessary. x 12 5 2 Add the hundreds place. Carry is necessary. 1 + 2 6 3 1 2

11 The product is 312

12 34 x 19 656 646 677 No of these 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32

13 Two Digit Multiplication
3 34 x 19 3 6 3 4 + 6 4 6

14 54 x 23 1,242 1,244 1,342 1,142 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32

15 Two Digit Multiplication
1 54 x 23 1 6 2 10 8 + 1 2 4 2

16 41 x 18 748 778 738 728 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32

17 Two Digit Multiplication
41 x 18 3 2 8 4 1 + 7 3 8

18 68 x 35 2,370 2,345 3,270 2,380 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32

19 Two Digit Multiplication
2 4 68 x 35 3 4 20 4 + 2 3 8

20 76 x 52 3,952 4,952 3,852 3,552 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32

21 Two Digit Multiplication
3 1 76 x 52 1 5 2 38 + 3 9 5 2

22 94 x 76 7,044 7,144 6,044 6,244 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32

23 Two Digit Multiplication
2 2 94 x 76 5 6 4 65 8 + 7 1 4 4


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