Bodmas rule

Bodmas rule

1. BODMAS RULE
BODMAS is stands for Bracket, Order, Division, Multiplication, Addition, and Subtraction.

Example-13 Simplify the following
2+3−5
Solution 2+3−5
=5−5
=0

Example-14 Simplify the following
2+3×2−5
Solution 2+3×2−5
=2+6−5
=8−5
=3

Example-15 Simplify the following
7+(10−2×3)
Solution 7+(10−2×3)
=7+(10−6)
=7+4
=11

2. Example-16 Simplify the following
4×6−3−5
Solution 4×6−3−5
=24−8
=16

Example-17 Simplify the following
24÷(8−5)+7×7
Solution 24÷(8−5)+7×7
24÷3+7×7
=8+49
=57

Example-18 Simplify the following
4+9×(7−5)×2

Solution 4+9×(7−5)×2
4+9×2×2
=4+36
=40

3. Example-19 Simplify the following
6÷[3{6−(9−5)}]
Solution 6÷[3{6−(9−5)}]
6÷[3{6−4}]
6÷[3×2]
6÷6
=1


Exercise # 7
(i) 20+4×5
(ii) (9+10)÷19
(iii) 19÷(21−2)
(iv) 25×2−4+10
(v) 5+20÷4×3
(vi) 25×2−(4−10)
(vii) 3×(12−1)÷11
(viii) 3+(12−1)÷11
(ix) (12×2)÷12+2
(x) 12−(3×2−5)−7
(xi) 3+5−(7×2)÷2−1
(xii) 10−{5+(30−10)÷10}

Answers
Exercise # 7
(i) 40 (ii) 1 (iii) 1 (iv) 56 (v) 20 (vi) 56
(vii) 3 (viii) 4 (ix) 4 (x) 4 (xi) 0 (xii) 3