Estimate sums of whole numbers

What is the correct definition of front-end rounding?

1 pts

volume_mute

Rounding a number by looking at its leftmost digit and replacing all digits to the right with zeros

Rounding a number to the nearest even value when it's exactly halfway between two numbers

Rounding a number by first removing decimal places, then adjusting the whole number

Rounding a number to the highest place value regardless of its digits

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Correct Answer

Explanation

Use front-end rounding to estimate the sum

1 pts

3,714 + 2,489 + 781 + 5,500 + 303

Missing

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Explanation

Use front-end rounding to estimate the sum

1 pts

\[ \begin{array}{r} \phantom{0}6,\phantom{0}\!7\phantom{0}8\phantom{0}0 \\ \phantom{0}3,\phantom{0}\!2\phantom{0}7\phantom{0}8 \\ \phantom{00}5\phantom{0}6\phantom{0}6 \\ \phantom{0}4,\!\phantom{0}2\phantom{0}3\phantom{0}0 \\ +\phantom{0}1,\phantom{0}\!9\phantom{0}2\phantom{0}3 \\ \hline \end{array} \]

Rounded Answer = (1)

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What is the correct definition of front-end rounding?

Correct Answer

Explanation

Use front-end rounding to estimate the sum

Correct Answer

Explanation

Use front-end rounding to estimate the sum

Correct Answer

Explanation

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