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Questions and Answers
How should you multiply three factors when reading from left to right?
How should you multiply three factors when reading from left to right?
- Multiply the first two factors first, then the product by the third factor (correct)
- Multiply the last two factors first, then the product by the first factor
- Multiply the second and third factors first, then the product by the first factor
- Multiply the third factor first, then the product by the first two factors
In multi-digit multiplication of 4 x 3 x 5, what is the correct sequence of calculations?
In multi-digit multiplication of 4 x 3 x 5, what is the correct sequence of calculations?
- 3 x 5 = 15; 15 x 4 = 60
- 4 x 3 = 12; 12 x 5 = 60 (correct)
- 4 x 5 = 20; 20 x 3 = 60
- 3 x 4 = 12; 12 x 5 = 60
When using parentheses in multiplication, where can you place the parentheses?
When using parentheses in multiplication, where can you place the parentheses?
- Around the first two or last two factors (correct)
- Around all three factors
- Around the second and third factors only
- Around any two factors
In the calculation of (5 x 8) x 3, what is the correct result?
In the calculation of (5 x 8) x 3, what is the correct result?
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Why is rearranging factors important in checking multiplication results?
Why is rearranging factors important in checking multiplication results?
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