EduSahara™ Assignment
Name : Decimal Number Properties
Chapter : Fractions and Decimals
Grade : CBSE Grade VII
License : Non Commercial Use
Question 1
1.
    • Which of the following is true?
a)
2.5700
÷
 19.7900
=
19.7900
÷
 2.5700
b)
20.1500
−
 2.5700
=
2.5700
−
 20.1500
c)
19.7900
✕
 11.7000
=
11.7000
✕
 19.7900
d)
11.7000
+
 20.1500
=
20.1500
+
 11.7000
  • (i)
    {a,b,c}
  • (ii)
    {a,c}
  • (iii)
    {b,d}
  • (iv)
    {a,d,c}
  • (v)
    {c,d}
Question 2
2.
    • Which of the following is true?
a)
2.0200
−
(
 3.2400
−
 14.5600
)
=
(
 2.0200
−
 3.2400
)
−
 14.5600
b)
7.7700
+
(
 2.0200
+
 3.2400
)
=
(
 7.7700
+
 2.0200
)
+
 3.2400
c)
3.2400
÷
(
 14.5600
÷
 7.7700
)
=
(
 3.2400
÷
 14.5600
)
÷
 7.7700
d)
14.5600
✕
(
 7.7700
✕
 2.0200
)
=
(
 14.5600
✕
 7.7700
)
✕
 2.0200
  • (i)
    {b,d}
  • (ii)
    {a,c,b}
  • (iii)
    {a,b}
  • (iv)
    {c,d}
  • (v)
    {a,d,b}
Question 3
3.
    • Which of the following is true?
a)
17.2500
÷
(
 6.6100
+
 8.9200
)
=
(
 17.2500
÷
 6.6100
)
+
(
 17.2500
÷
 8.9200
)
b)
8.9200
✕
(
 8.4000
−
 17.2500
)
=
(
 8.9200
✕
 8.4000
)
−
(
 8.9200
✕
 17.2500
)
c)
6.6100
✕
(
 8.9200
+
 8.4000
)
=
(
 6.6100
✕
 8.9200
)
+
(
 6.6100
✕
 8.4000
)
d)
8.4000
−
(
 17.2500
✕
 6.6100
)
=
(
 8.4000
−
 17.2500
)
✕
(
 8.4000
−
 6.6100
)
  • (i)
    {a,d,b}
  • (ii)
    {a,b}
  • (iii)
    {d,c}
  • (iv)
    {b,c}
  • (v)
    {a,c,b}
Question 4
4.
    • Which of the following is true?
a)
17.6800
−
 19.5500
=
19.5500
−
 17.6800
b)
19.5500
÷
 10.7400
=
10.7400
÷
 19.5500
c)
16.9400
+
 17.6800
=
17.6800
+
 16.9400
d)
10.7400
✕
 16.9400
=
16.9400
✕
 10.7400
  • (i)
    {a,d,c}
  • (ii)
    {a,b,c}
  • (iii)
    {b,d}
  • (iv)
    {a,c}
  • (v)
    {c,d}
Question 5
5.
    • Which of the following is true?
a)
5.0100
+
(
 18.1700
+
 10.7400
)
=
(
 5.0100
+
 18.1700
)
+
 10.7400
b)
10.7400
÷
(
 7.8100
÷
 5.0100
)
=
(
 10.7400
÷
 7.8100
)
÷
 5.0100
c)
18.1700
−
(
 10.7400
−
 7.8100
)
=
(
 18.1700
−
 10.7400
)
−
 7.8100
d)
7.8100
✕
(
 5.0100
✕
 18.1700
)
=
(
 7.8100
✕
 5.0100
)
✕
 18.1700
  • (i)
    {b,c,a}
  • (ii)
    {a,d}
  • (iii)
    {c,d}
  • (iv)
    {b,a}
  • (v)
    {b,d,a}
Question 6
6.
    • Which of the following is true?
a)
12.6200
✕
(
 6.1600
−
 13.4200
)
=
(
 12.6200
✕
 6.1600
)
−
(
 12.6200
✕
 13.4200
)
b)
8.5100
✕
(
 12.6200
+
 6.1600
)
=
(
 8.5100
✕
 12.6200
)
+
(
 8.5100
✕
 6.1600
)
c)
6.1600
−
(
 13.4200
✕
 8.5100
)
=
(
 6.1600
−
 13.4200
)
✕
(
 6.1600
−
 8.5100
)
d)
13.4200
÷
(
 8.5100
+
 12.6200
)
=
(
 13.4200
÷
 8.5100
)
+
(
 13.4200
÷
 12.6200
)
  • (i)
    {d,b}
  • (ii)
    {c,a}
  • (iii)
    {a,b}
  • (iv)
    {c,b,a}
  • (v)
    {c,d,a}
Question 7
7.
    • Which of the following is true?
a)
19.2000
✕
 17.4800
=
17.4800
✕
 19.2000
b)
17.4800
+
 18.4500
=
18.4500
+
 17.4800
c)
18.4500
−
 14.0600
=
14.0600
−
 18.4500
d)
14.0600
÷
 19.2000
=
19.2000
÷
 14.0600
  • (i)
    {a,b}
  • (ii)
    {c,b,a}
  • (iii)
    {c,d,a}
  • (iv)
    {d,b}
  • (v)
    {c,a}
Question 8
8.
    • Which of the following is true?
a)
17.1600
+
(
 20.9200
+
 12.5800
)
=
(
 17.1600
+
 20.9200
)
+
 12.5800
b)
12.5800
÷
(
 8.4300
÷
 17.1600
)
=
(
 12.5800
÷
 8.4300
)
÷
 17.1600
c)
8.4300
✕
(
 17.1600
✕
 20.9200
)
=
(
 8.4300
✕
 17.1600
)
✕
 20.9200
d)
20.9200
−
(
 12.5800
−
 8.4300
)
=
(
 20.9200
−
 12.5800
)
−
 8.4300
  • (i)
    {d,c}
  • (ii)
    {b,c,a}
  • (iii)
    {b,a}
  • (iv)
    {a,c}
  • (v)
    {b,d,a}
Question 9
9.
    • Which of the following is true?
a)
18.9100
÷
(
 16.9700
+
 7.7000
)
=
(
 18.9100
÷
 16.9700
)
+
(
 18.9100
÷
 7.7000
)
b)
7.7000
✕
(
 14.1800
−
 18.9100
)
=
(
 7.7000
✕
 14.1800
)
−
(
 7.7000
✕
 18.9100
)
c)
16.9700
✕
(
 7.7000
+
 14.1800
)
=
(
 16.9700
✕
 7.7000
)
+
(
 16.9700
✕
 14.1800
)
d)
14.1800
−
(
 18.9100
✕
 16.9700
)
=
(
 14.1800
−
 18.9100
)
✕
(
 14.1800
−
 16.9700
)
  • (i)
    {b,c}
  • (ii)
    {a,b}
  • (iii)
    {a,c,b}
  • (iv)
    {a,d,b}
  • (v)
    {d,c}
    Assignment Key
  •  1) (v)
  •  2) (i)
  •  3) (iv)
  •  4) (v)
  •  5) (ii)
  •  6) (iii)
  •  7) (i)
  •  8) (iv)
  •  9) (i)