Question

which of the following is equal to 80 + 5 + 0.1 + 0.2
please help me?

Answer 1

It may help you solve this problem to write these four numbers in a column:

80.0
5.0
0.1
0.2
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that 80.0 and that 5.0 add up to 85.0;
0.1 and 0.2 add up to 0.3;

what is the sum of 85.0 and 0.3?

85.0
0.3
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Good morning, by the way!