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Mathsight Class 6 Solutions Chapter 7 Decimals
Welcome to NCTB Solutions. Here with this post we are going to help 6th class students to solve MathSight Class 6 Mathematics Book, Chapter 7, Decimals. Here students can easily get all the exercise questions solution for Chapter 7, Decimals Exercise 7.1 and 7.2
Decimals Exercise 7.1 Solution :
Question no – (1)
Solution :
(a) 12/10
= 1.2
(b) 7/1000
= 0.007
(c) 125/1000
= 0.125
(d) 75/1000
= 0.075
(e) 52/100
= 0.52
Question no – (2)
Solution :
(a) 507.345
(b) 8.059
(c) 0.0327
(d) 4003.162
Question no – (3)
Solution :
| Number | Thousand | Hundred | Ten | Ones | Tenth 1/100 | Hundred
1/100 |
Thousand 1/100 |
| (a) 348.05 | 0 | 3 | 4 | 8 | 0 | 5 | 0 |
| (b) 207.342 | 0 | 2 | 0 | 7 | 3 | 4 | 2 |
| (c) 1035.257 | 1 | 0 | 3 | 5 | 0 | 5 | 7 |
| (d) 4372.168 | 4 | 0 | 7 | 2 | 1 | 6 | 8 |
Question no – (4)
Solution :
(a) Hundred
(b) Hundred
(c) Thousand
(d) Hundred
Question no – (5)
Solution :
(a) 14.87
= 10 + 4 + 8/10 + 7/100
= 10 + 4 + 8 + 0.07
(b) 284.58
= 200 + 80 + 4 + 5 + 8/100
= 200 + 80 + 4 + 0.5
(c) 104.03
= 100 + 4 + 3/100
= 100 + 4 + 0.03
(d) 27.012
= 20 + 7 + 1/100 + 2/1000
= 20 + 7 + 0.01 + 0.002
Question no – (6)
Solution :
(a) 40 + 6 + 4/10 + 8/100
= 40 + 6 + 0.4 + 0.08
= 46.48
(b) 500 + 70 + 8 + 1/100 + 6/1000
= 500 + 70 + 8 + 0.01 + 0.006
= 578.016
(c) 100 + 40 + 6 + 9/100 + 7/1000
= 100 + 40 + 6 + 0.09 + 0.007
= 146.097
(d) 5000 + 40 + 4/10 + 8/1000
= 5000 + 40 + 0.4 + 0.008
= 5040.408
Question no – (7)
Solution :
(a) 4.08
= 4 + 0/10 + 8/100
(b) 89.005
= 80 + 9 + 0/10 + 0/100 + 5/1000
(c) 234.215
= 200 + 30 + 4 2/10 + 1/100 + 5/1000
(d) 102.001
= 100 + 00 + 2 + 0/10 + 0/100 + 1/1000
Question no – (8)
Solution :
(a) 14.23, 15.23, 16.23
(b) 1.04, 1.05, 1.06
(c) 12.10, 12.11, 12.12
(d) 2.006, 2.007, 2.008
Question no – (9)
Solution :
(a) 1/100
= 0.01
(b) 79/100
= 0.79
(c) 4/100
= 0.04
Question no – (10)
Solution :
Given figure – (d) represents 0.3.
Decimals Exercise 7.2 Solution :
Question no – (1)
Solution :
(a) 0.0014
(b) 3.25
(c) 24.45
(d) 0.3001
Question no – (2)
Solution :
(a) 24/100
(b) 225/1000
(c) 75/1000
(d) 625/1000
Question no – (3)
Solution :
(a) 180 + 25/100
= 180 + 0.25
= 180.25
(b) 32/100
= 0.32
(c) 5/100
= 0.05
(d) 9 + 8/100
= 9.08
Question no – (4)
Solution :
(a) 15 × 850/1000
= 1275/100
= 12.75
(b) 25 × 84/1000
= 2100/1000
= 2.1
(c) 550/1000
= 0.55
(d) 8/1000
= 0.008
Question no – (5)
Solution :
(a) 0.02, 0.23, 1.04, 1.14
(b) 8.03, 8.04, 8.34, 8.43
(c) 1.745, 17.4, 17.45, 174.5
(d) 0.03, 0.003, 3.01
Question no – (6)
Solution :
(a) 4/5
= 4 × 2/5 × 2
= 8/10
= 0.8
(b) 17/25
= 17 × 4/25 × 4
= 68/100
= 0.68
(c) 33/30
= 11/10
= 1.1
(d) 1 5/20
= 25/20
= 5/10
= 0.5
(e) 9/50
= 9 × 2/50 × 2
= 18/100
= 0.18
(f) 2 6/10
= 26/10
= 2.6
Question no – (7)
Solution :
(a) 3/5
= 0.6
(b) 7/8
= 0.875
(c) 13/25
= 0.52
(d) 7 3/5
= 38/5
= 7.6
(e) 4 1/8
= 33/8
= 4.125
(f) 2 3/5
= 13/5
= 2.6
Question no – (8)
Solution :
(a) 0.7 > 1/2
(b) 0.135 < 1/2
(c) 0.045 < 1/2
(d) 0.355 < 1/2
(e) 0.17 < 1/2
(f) 2.23 > 1/2
(g) 0.002 < 1/2
(h) 0.867 > 1/2
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