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Exact Answer
2/5 ÷ 2/4 = 4/5
Simplified Fraction
4/5
Mixed Number
Proper (4/5)
Decimal Value
0.8
Percentage
80%

Step-by-Step Solution: 2/5 ÷ 2/4

Step 1

Find the Reciprocal of the Second Fraction

Dividing by a fraction is equivalent to multiplying by its reciprocal ("Keep, Change, Flip"). Invert the second fraction 2/4 to get 4/2.
2/5 ÷ 2/4 = 2/5 × 4/2
Step 2

Multiply the Numerators and Denominators

Multiply the new numerators (2 × 4 = 8) and denominators (5 × 2 = 10).
2 × 4/5 × 2 = 8/10
Step 3

Simplify the Fraction to Lowest Terms

Find the Greatest Common Divisor (GCD) of 8 and 10, which is 2. Divide both the numerator and denominator by 2.
8 ÷ 2/10 ÷ 2 = 4/5
Step 4

Decimal & Percentage Representation

Dividing the numerator 4 by denominator 5 yields an exact terminating decimal of 0.8 (or 80%).
4 ÷ 5 = 0.8 (80%)

Visual Representation

The diagram below illustrates 2/5 divided by 2/4 visually:

2/5⅕⅕⅕⅕⅕2 of 5 parts shadedValue: 0.4 (40%)
÷
2/4¼¼¼¼2 of 4 parts shadedValue: 0.5 (50%)
=
Result: 4/5⅕⅕⅕⅕⅕4 of 5 parts shadedValue: 0.8 (80%)

Summary & Alternative Representations

Property / FormatValue
Lowest Terms Fraction4/5
Mixed Number Form4/5
Decimal Form0.8
Percentage80%

Frequently Asked Questions

What is 2/5 divided by 2/4 as a fraction?

2/5 ÷ 2/4 in simplest fraction form is 4/5.

What is 2/5 divided by 2/4 as a decimal?

2/5 ÷ 2/4 converted to a decimal is 0.8.

What is 2/5 divided by 2/4 as a percentage?

2/5 ÷ 2/4 expressed as a percentage is 80%.

Does 2/5 divided by 2/4 result in a terminating or repeating decimal?

It results in an exact terminating decimal (0.8) because the denominator in simplest terms contains only prime factors 2 and/or 5.