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    1.66 Rounded to the Nearest Tenth

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    What is 1.66 rounded to the nearest tenth?

    Answer

    1.66 rounded to the nearest tenth is
    1.7

    Nearest tenth — 1 decimal place. The hundredths digit decides: 5⁠–⁠9 round up, 0⁠–⁠4 keep.

    1.66

    6 tenths place 6 The hundredths digit decides

    1.66
    1.6 1.65midpoint 1.7closer

    6 ≥ 5 → round up: 1.7

    1.66 rounded to every place
    PlaceRounded
    to the nearest thousandth1.660
    to the nearest hundredth1.66
    to the nearest tenth1.7
    to the nearest whole number2
    to the nearest ten0

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    1.66 Rounded to the Nearest Tenth. 1.66 rounded to the nearest tenth is 1.7: the hundredths digit 6 is 5 or more, so the tenths digit goes up by 1.
    https://calculat.io/en/number/round-to-the-nearest/1.66--tenth/generated.jpgCopy

    Numbers rounded to the nearest tenth

    NumberRounded
    1.41.4
    1.411.4
    1.421.4
    1.441.4
    1.51.5
    1.5211.5
    1.551.6
    1.561.6
    1.56251.6
    1.591.6
    1.61.6
    1.611.6
    1.6251.6
    1.64391.6
    1.651.7
    1.661.7
    1.751.8
    1.81.8
    1.811.8
    1.841.8
    1.851.9
    1.962.0
    1.9652.0
    1.9882.0
    22.0
    2.072.1
    2.132.1
    2.242.2
    2.252.3
    2.32.3
    Recalculate with different values ↑

    FAQ

    What is 1.66 rounded to the nearest tenth?

    1.66 rounded to the nearest tenth is 1.7

    Is 1.66 closer to 1.6 or 1.7?

    1.66 is 0.06 from 1.6 and 0.04 from 1.7, so it is closer to 1.7 — that is 1.66 rounded to the nearest tenth.

    How many decimal places does rounding to the nearest tenth keep?

    One: the answer always has exactly 1 digit after the decimal point, trailing zeros included — 1.66 → 1.7.

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