When we remove a decimal from a given number then the number of zeros is added to the denominator2.2× 2.020ex0ex=22/10×202/1000ex0ex=4444/10000ex0ex=4.444Hence, ...

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Byju's Answer

Standard VI

Mathematics

Dividing a Decimal Number by power of 10.

2.2× 2.02=

Question

$2.2 \times 2.02 =__$

$44.44$

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$4.444$

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Solution

The correct option is B
$4.444$

When we remove a decimal from a given number then the number of zeros is added to the denominator
$2.2 \times 2.02 = \frac{22}{10} \times \frac{202}{100} = \frac{4444}{1000} = 4.444$
Hence, $2.2 \times 2.02 = 4.444$

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Similar questions

Q. Which of the following is the correct order?
(a) 2.2 < 2.02 < 2.002 < 2.222
(b) 2.002 < 2.02 < 2.2 < 2.222
(c) 2.02 < 2.22 < 2.002 < 2.222
(d) none of these

Q. Arrange the following decimals in descending order:
(i) 7.3, 8.73, 73.03, 7.33, 8.073
(ii) 3.3, 3.03, 30.3, 30.03, 3.003
(iii) 2.7, 7.2, 2.27, 2.72, 2.02, 2.007
(iv) 8.88, 8.088, 88.8, 88.08, 8.008

Q. Find the value of

\frac{7.98 \times 7.98 - 2.02 \times 2.02}{5.96}

Q. Which of the following is the correct order?
(a) 2.2 < 2.02 < 2.002 < 2.222
(b) 2.002 < 2.02 < 2.2 < 2.222
(c) 2.02 < 2.22 < 2.002 < 2.222
(d) none of these

Evaluate $0.982 \div 4.91 + 2.02$

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2.2×2.02=__

The correct option is B 4.444When we remove a decimal from a given number then the number of zeros is added to the denominator2.2×2.02=2210×202100=44441000=4.444Hence, 2.2×2.02=4.444

$2.2 \times 2.02 =__$

The correct option is B
$4.444$

When we remove a decimal from a given number then the number of zeros is added to the denominator
$2.2 \times 2.02 = \frac{22}{10} \times \frac{202}{100} = \frac{4444}{1000} = 4.444$
Hence, $2.2 \times 2.02 = 4.444$