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Maths 1 Marks Question

Decimals · Uttarakhand Board (UBSE) STD 6 (Uttarakhand - English Medium). 62 questions.

Questions · Page 2 of 2

1 Marks Question

Question 521 Mark
Write $'T'$ for true and $'F'$ for false for the statements given below: $3g = 0.003\ kg$
Answer
True.
$1\text{g}=\frac{1}{1000}\text{kg}$ $\therefore3\text{g}=\frac{3}{1000}=0.003\text{kg}$
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Question 541 Mark
Using decimals, express: $Rs. 18$ and $25$ paise in rupees
Answer
$Rs. 18$ and $25$ paise in rupees $=18\frac{25}{1000}\text{rupees}$ $=18.25\text{rupees}$
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Question 551 Mark
Fill in the blanks. $1m = ...... km$
Answer
$1m = 0.001\ km$
$1\text{m}=\frac{1}{1000}\text{km}=0.001\text{km}$
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Question 561 Mark
Fill in the blanks. $2m$ $8\ cm = ...... m$
Answer
$2m$ $8\ cm = 2.08m$
$2m$ $8\ cm = (2 + 0.08)m = 2.08m$
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Question 571 Mark
Write the place value of digit in the following decimals:
$14.83$
Answer
Place value of $1 = 10$, Place value of $4 = 4.$
Place value of $8=\frac{8}{10},$ Place value of $3=\frac{3}{100}$
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Question 581 Mark
Write the place value of digit in the following decimals: $275.269$
Answer
Place value of $2 = 200,$
Place value of $7 = 70,$
plave value of $5 = 5$
Place value of $2=\frac{2}{10},$
Place value of $6=\frac{6}{100},$
Place value of $9=\frac{9}{100}$
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Question 591 Mark
Fill in the place holders with the correct symbol $>$ or $<: 7.608$ ______ $7.68$
Answer
Converting the given decimals into like decimals, they become $7.608$ and $7.68$.
The whole number parts of these numbers are equal.
So, we compare their hundreds digits.
Clearly, $0$ hundreds $< 8$ hundreds.
$7.608 < 7.68.$
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Question 601 Mark
Write the place value of digit in the following decimals:
$302.459$
Answer
Place value of $3 = 300$,
Place value of $0 = 00,$
place value of $2 = 2$
Place value of $4=\frac{4}{10},$
Place value of $5=\frac{5}{100},$
Place value of $9=\frac{9}{1000}$
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Question 611 Mark
Convert the following into a fraction in its simplest form:
$0.125$
Answer
$=\frac{125}{1000}$
$=\frac{125\div125}{1000\div125}$
$=\frac{1}{8}$
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Question 621 Mark
Fill in the place holders with the correct symbol $>$ or $<: 84.23$ ____ $76.35$
Answer
The given decimals are $84.23$ and $76.35$
Let us compare their whole-number parts.
Clearly, $84 > 76$
So, $84.23 > 76.35$
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