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To estimate 467.6 multiplied by 8, you can round each number to make the calculation easier. Rounding 467.6 to 470 and 8 to 10, you can multiply these rounded numbers (470 x 10) to get an estimated product of 4700. This estimation provides a quick approximation of the actual product without the need for precise calculations.
The closest estimate is the exact value.39*2 = (40 - 1)*2 = 80 - 2 = 78Then 39*22 = 39*2*11 = 78*11 = 858[Multiplication by 11 give the digits 7, 7+8 and 8 - with the carry overs applied to the answer.]
Product of 22 percent of some number is 0.22 * the number.
22 = 2 x 11
To round to estimate the product of 38 x 2, you first round each number to a more manageable value. In this case, you can round 38 to 40 and 2 to 0. Then, multiply the rounded numbers together to get an estimate of the product. In this case, 40 x 0 = 0. So, the estimated product of 38 x 2 is 0.