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We note that: Math Trick: Multiplications of Numbers 25  35 = ? 25 =  100 1414 35 =  10 7272.

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Presentation on theme: "We note that: Math Trick: Multiplications of Numbers 25  35 = ? 25 =  100 1414 35 =  10 7272."— Presentation transcript:

1 We note that: Math Trick: Multiplications of Numbers 25  35 = ? 25 =  100 1414 35 =  10 7272

2 Math Trick: Multiplications of Numbers 25  35 = ? 25 =  100 1414 35 =  10 7272 =   100  10 1414 7272

3 Math Trick: Multiplications of Numbers 25  35 = ? 25 =  100 1414 35 =  10 7272 =   100  10 1414 7272

4 Math Trick: Multiplications of Numbers 25  35 = ? =   100  10 1414 7272 =  1000 7878 = 0.875  1000 = 875

5 Math Trick: Multiplications of Numbers 25  35 = ? The 2 nd approach 25 = 5252  10 =   10  10 5252 7272 35 = 7272  10

6 Math Trick: Multiplications of Numbers 25  35 = ? The 2 nd approach 25 = 5252  10   10  10 5252 7272 35 = 7272  10 =  100 35 4 = 8 ¾  100 = 8.75  100 = 875

7 Math Trick: Multiplications of Numbers 25  35 = ? =   100  10 1414 7272 30 5 20 5  600 Total: 600 The traditional approach

8 Math Trick: Multiplications of Numbers 25  35 = ? =   100  10 1414 7272 30 5 20 5  600 100 Total: 700

9 Math Trick: Multiplications of Numbers 25  35 = ? =   100  10 1414 7272 30 5 20 5  600 100 150 Total: 850

10 Math Trick: Multiplications of Numbers 25  35 = ? =   100  10 1414 7272 30 5 20 5  600 100 15025 Total: 875

11 Math Trick: Multiplications of Numbers 25  35 = 875 =   100  10 1414 7272

12 Math Trick: Multiplications of Numbers 15 =  10 25 =  10 35 =  10 75 =  10 3232 1414 7272 3434 0.166 = 0.333 = 0.666 = 0.833 = 1616 1313 2323 5656 Fraction equivalent decimals

13 Math Trick: Multiplications of Numbers 0.125 = 1818 0.375 = 3838 0.625 = 5858 0.875 = 7878 Fraction equivalent decimals


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