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Add the following decimal numbers: a) 135.6 + 214.75 + 98.34 b) 6.23 + 11.29 + 4.1 c) 26.321 + 8.5 + 63.92 d) 9.283 + 18.3

Mathematics

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Answers

4 parts
a

448.69\text{448.69}

b

21.62\text{21.62}

c

98.741\text{98.741}

d

27.583\text{27.583}

Step-by-step solution

4 steps

Part a· 1 step

  1. Add the numbers.

    135.6+214.75+98.34135.6 + 214.75 + 98.34 135.60135.60 214.75214.75 +98.34+ 98.34 448.69‾\overline{448.69}

    The sum is 448.69.

    448.69\boxed{\text{448.69}}

Part b

21.62\text{21.62}

  1. Add the numbers.

    6.23+11.29+4.16.23 + 11.29 + 4.1 6.236.23 11.2911.29 +4.10+ 4.10 21.62‾\overline{21.62}

    The sum is 21.62.

    21.62\boxed{\text{21.62}}

Part c

98.741\text{98.741}

  1. Add the numbers.

    26.321+8.5+63.9226.321 + 8.5 + 63.92 26.32126.321 8.5008.500 +63.920+ 63.920 98.741‾\overline{98.741}

    The sum is 98.741.

    98.741\boxed{\text{98.741}}

Part d

27.583\text{27.583}

  1. Add the numbers.

    9.283+18.39.283 + 18.3 9.2839.283 +18.300+ 18.300 27.583‾\overline{27.583}

    The sum is 27.583.

    27.583\boxed{\text{27.583}}
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