Question

Q.3- Evaluate:
(2) 10+(-40) /8
​

Answer 1

Answer:

5

Step-by-step explanation:

10+(-40)/8

=10-40/8

=10-5

=5

Answer 2

Solution:

(a) 10 + (-40/8)

⇒ 10 + (-5)

⇒ 10 - 5

⇒ 5

(b) -7 × 15÷(-5)

⇒ -7× -3

⇒ 21

(C) 20 + (7) × 8 ÷(-2)

⇒ 20 + (7) × -4

⇒ 20 + ( -28)

⇒ 20 - 28

⇒ -8

Some Important Notes:

[ BODMAS Rule ]

B ☞ Brackets

0 ☞ of

D ☞ Division

M ☞ Multiplication

A ☞ Addition

S ☞ Subtraction