Evaluate each of the following:
(a) (–30) ÷ 10
(b) 50 ÷ (–5)
(c) (–36) ÷ (–9)
(d) (– 49) ÷ (49)
(e) 13 ÷ [(–2) + 1]
(f) 0 ÷ (–12)
(g) (–31) ÷ [(–30) + (–1)]
(h) [(–36) ÷ 12] ÷ 3
(i) [(– 6) + 5)] ÷ [(–2) + 1]
NCERT Class 7th Mathematics Chapter 1 Integers

2

Answers

2016-04-12T08:40:00+05:30
(a)  -3
(b)  -10
(c)  4
(d)  -1
(e)  -13
(f)  0
(g)  1
(h)  -1
(i)  1
0
2016-04-12T11:25:35+05:30
(a) (–30) ÷ 10 
= -3

(b) 50 ÷ (–5) 
= -10

(c) (–36) ÷ (–9)
= 4

(d) (– 49) ÷ (49) 
= -1

(e) 13 ÷ [(–2) + 1] 
=  13 ÷ [-1] 
= -13

(f) 0 ÷ (–12)
= 0

(g) (–31) ÷ [(–30) + (–1)]
= (–31) ÷ (–31)
= 1

(h) [(–36) ÷ 12] ÷ 3 
= (–3) ÷ 3 
= -1

(i) [(– 6) + 5)] ÷ [(–2) + 1]
= (-1) 
÷ (-1)
= 1
0