Chapter: 5th Maths : Term 1 Unit 2 : Numbers
Exercise 2.4 (Ascending and descending order of numbers)
Text Book Back Exercises Questions with Answers, Solution : 5th Maths : Term 1 Unit 2 : Numbers
I. Write the number name:
(a) 11000 Eleven thousand
(b) 34000 Thirty four thousand
(c) 100000 One lakh.
(d) 98,364 Ninety eight thousand three hundred and sixty four.
(e) 37,689 Thirty seven thousand six hundred eighty nine.
(f) 46,763 Forty six thousand seven hundred and sixty three
(g) 4,00,000 Four lakh.
(h) 12,00,000 Twelve lakhs.
2. Answer the following:
(a) Represent given values in Abacus.
3 Tens crores, 7 crores, 60 ten lakhs, 7 lakhs 4 tens and 7 ones.
3 Tens crores, 7 crores, 60 ten lakhs, 7 lakhs 4 tens and 7 ones.
(b) Find the place value of 7 and 4 of this numbers 34578910
The place value of 7 = 7 × 10000 = 70000
The place value of 4 = 4 × 1000000 = 4000000
The place value of 4 = 4 × 1000000 = 4000000
(c) Write in numerals
(a) One crore forty thousand and four − 1,00,40,004
(b) Sixty four lakhs and three − 64,00,003
(d) Write in words
(i) Write the number names of the numbers represented in the Abacus.
(ii) How many lakhs and hundreds are there in the Abacus? (Figure 2)
One crore twenty one lakhs thirty thousand four hundred and twenty two
Four crore twenty one lakhs thirty three thousands three hundred and twenty two
Four crore twenty one lakhs thirty three thousands three hundred and twenty two
(ii) How many lakhs and hundreds are there in the Abacus? (Figure 2)
Twenty one lakhs and three hundred
(e) Find the sum of greatest 4 - digit number and smallest 5- digit numbers.
\[ \begin{array}{r@{\quad}l}
\text{The greatest 4 digit number} & = 9999 \ (+) \\
\text{The smallest 5 digit number} & = 10000 \\
\hline
\text{Sum} & = \underline{19999}
\end{array} \]
(f) Write in ascending order and descending order.
(a) 33,058 40,978 97,879 81,421 90,470 47,224
Ascending order
33,058; 40,978; 47,224; 81,421; 90,470; 97,879
Descending order
97,879; 90,470; 81,421; 47,224; 40,978; 33,058
33,058; 40,978; 47,224; 81,421; 90,470; 97,879
Descending order
97,879; 90,470; 81,421; 47,224; 40,978; 33,058
(b) 99,999 11,111 22,222 33,333 44,444 66,666
Ascending order
11,111; 22,222; 33,333; 44,444; 66,666; 99,999
Descending order
99,999; 66,666; 44,444; 33,333; 22,222; 11,111
11,111; 22,222; 33,333; 44,444; 66,666; 99,999
Descending order
99,999; 66,666; 44,444; 33,333; 22,222; 11,111
(g) Write in standard form: 7 lakhs + 5 thousands + 4 tens + 3 ones
= 705043
(h) Add 5 thousands and 3 hundreds to this number 1,34,510
5 thousand and 3 hundred = 5300
\[ \begin{array}{r@{\quad}l} & 1,34,510 \ (+) \\ & 5,300 \\ \hline & \underline{1,39,810} \end{array} \]
\[ \begin{array}{r@{\quad}l} & 1,34,510 \ (+) \\ & 5,300 \\ \hline & \underline{1,39,810} \end{array} \]
(i) Subtract smallest 6 - digit numbers from greatest 7- digit numbers.
\[ \begin{array}{r@{\quad}l}
\text{The greatest 7 digit numbers} & 9999999 \ (-) \\
\text{The smallest 6 digit numbers} & 100000 \\
\hline
\text{Difference} = & \underline{9899999}
\end{array} \]