Maths-

General

Easy

Question

# Write 0. 212121.............. as a fraction

Hint:

### Perform necessary multiplications to make it as a fraction.

## The correct answer is: 7/33

### Complete step by step solution:

Let x = 0.212121

Now multiply by 100 on both the sides,

We get, 100x = 21.2121

On subtracting x from both the sides, we have

100x - x = 21.2121 - 0.212121

On simplification, we get

Hence 212121…. =

On simplification, we get

Hence 212121…. =

### Related Questions to study

Maths-

### Write 3.7777777777 as mixed number

### Write 3.7777777777 as mixed number

Maths-General

Maths-

### Write 2.318181...... as fraction

### Write 2.318181...... as fraction

Maths-General

Maths-

### A Student estimates the weight of astronauts on the moon by multiplying their weight by the decimal 0.1666666..., What fraction can be used for the same estimation ?

### A Student estimates the weight of astronauts on the moon by multiplying their weight by the decimal 0.1666666..., What fraction can be used for the same estimation ?

Maths-General

Maths-

### A survey reported that 63.636363...% of moviegoers prefer action films. This percent represents a repeating decimal. Write it as a fraction.

### A survey reported that 63.636363...% of moviegoers prefer action films. This percent represents a repeating decimal. Write it as a fraction.

Maths-General

Maths-

### Write the repeating decimal 4.13636363.... as a fraction

### Write the repeating decimal 4.13636363.... as a fraction

Maths-General

Maths-

### Write 2.09 as mixed number

### Write 2.09 as mixed number

Maths-General

Maths-

### Write the repeating decimal 0.6333....... as a fraction.

### Write the repeating decimal 0.6333....... as a fraction.

Maths-General

Maths-

### △ ADB and △ CBD are congruent by HL-congruence postulate.

### △ ADB and △ CBD are congruent by HL-congruence postulate.

Maths-General

Maths-

### Use the given information to name two triangles that are congruent. Explain your reasoning

### Use the given information to name two triangles that are congruent. Explain your reasoning

Maths-General

Maths-

### Use the given information to name two triangles that are congruent. Explain your reasoning. ABCD is a square

### Use the given information to name two triangles that are congruent. Explain your reasoning. ABCD is a square

Maths-General

Maths-

### Determine whether each of the following are terminating or repeating

a) 5.692

b) 0.22222222222

c) 7.00001

d) 7.288888888888

e) 1.178178178178178.......

### Determine whether each of the following are terminating or repeating

a) 5.692

b) 0.22222222222

c) 7.00001

d) 7.288888888888

e) 1.178178178178178.......

Maths-General

Maths-

### Name the included angle between the given sides.

1) AB and AC

2) AB and BC

3) AC and CD

### Name the included angle between the given sides.

1) AB and AC

2) AB and BC

3) AC and CD

Maths-General

Maths-

### Find the length of the diagonal and area of a Rectangle whose sides are 10 cm and 12 cm. If the perimeter of a square is 2 ( 2x+4y) , find the area ?

### Find the length of the diagonal and area of a Rectangle whose sides are 10 cm and 12 cm. If the perimeter of a square is 2 ( 2x+4y) , find the area ?

Maths-General

Maths-

### Evaluate 8.6 × 10^{-4} - 4.2 × 10^{-7}

### Evaluate 8.6 × 10^{-4} - 4.2 × 10^{-7}

Maths-General

Maths-

### A rectangular field has its length and breadth in the ratio 5 : 3. Its area is 3.75 hectares. Find the cost of fencing it at ~ 5 per metre.

### A rectangular field has its length and breadth in the ratio 5 : 3. Its area is 3.75 hectares. Find the cost of fencing it at ~ 5 per metre.

Maths-General