Question

Which would be the most appropriate way to estimate -6.1(0.22)? Check all that apply.

◼Use rounding to get -6(0.2), and then multiply.
◼Use compatible numbers, such as -6(0.5), and then multiply.
◼Use the benchmark numbers -6 and 1, and then multiply.
◼Use front-end estimation to get -6(0.2), and then multiply.
◼Round the factors to the nearest whole number, and then multiply.

Answer 1

Answer:

Which would be the most appropriate way to estimate -6.1(0.22)? Check all that apply.

◼Use rounding to get -6(0.2), and then multiply.

◼Use compatible numbers, such as -6(0.5), and then multiply.

◼Use the benchmark numbers -6 and 1, and then multiply.

◼Use front-end estimation to get -6(0.2), and then multiply.

◼Round the factors to the nearest whole number, and then multiply.

-1.324