Question

$20 \div 100 \times 2.5$
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Answer 1

Answer:

$\frac{20}{100} \times 2.5 \\ = \frac{1}{5} \times 2.5 \\ = 0.5 \: answer.$

Answer 2

Answer:

20 50 1

------ × 2.5 = ------- = ----

100 100 2