The teacher asked Rik to add the following three numbers. Rik added them and got the answer as 1.09. If you find Rik is wrong, then what is the correct answer here?

$0.17 + 0.8 + 1.12 = ?$

2.13

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2.09

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2.19

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1.19

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Solution

The correct option is B 2.09
Adding the given decimals by using place value.
Ones Tenths Hundredths
$0.17$
$0.80$
+ $1.12$
---------------------------
$2.09$

$∴ 0.17 + 0.8 + 1.12 = 2.09$

Rik's answer is incorrect. The correct answer is 2.09.

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0.17 + 0.8 + 1.12 = ?

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