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BODMAS B rackets first 3 x ( 9 – 2 ) = 3 x 7 = 21 M rder or Of 2 x 3² = 2 x 9 = 18 O ivision 12 – 8 ÷ 2 = 12 – 4 = 8 D ultiplication 30 – 4 x 6 = 30 –

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Presentation on theme: "BODMAS B rackets first 3 x ( 9 – 2 ) = 3 x 7 = 21 M rder or Of 2 x 3² = 2 x 9 = 18 O ivision 12 – 8 ÷ 2 = 12 – 4 = 8 D ultiplication 30 – 4 x 6 = 30 –"— Presentation transcript:

1 BODMAS B rackets first 3 x ( 9 – 2 ) = 3 x 7 = 21 M rder or Of 2 x 3² = 2 x 9 = 18 O ivision 12 – 8 ÷ 2 = 12 – 4 = 8 D ultiplication 30 – 4 x 6 = 30 – 24 = 6 A S ddition 12 + 3 – 2 = 15 - 2 = 13 ubtraction 23 – 8 – 5 = 15 – 5 = 10 Division or Multiplication …… whichever comes first Addition or Subtraction …… whichever comes first

2 20 3 + 4 x 5 3 + 4 x 5 B O D M A S No Order, Of, Other No Brackets No Division Yes = 3 + = 23

3 2712 3 x 9 – 3 x 4 3 3 x 4 B O D M A S No Order, Of, Other No Brackets No Division Yes = = 15 9 - - x

4 9 12 – 3 + 5 12 - 3 + 5 B O D M A S No Order, Of, Other No Brackets No Division No Multiplication = 5 + = 14 Yes ….. BUT there is a subtraction before this Yes ….. AS whichever comes first from Left to Right

5 20 10 x 2 ÷ 4 10 x 2 ÷ 4 B O D M A S No Order, Of, Other No Brackets Yes but there is a multiplication before this Do 1 st to make sum easier. BODMAS could be BOMDAS = 4 ÷ = 5

6 BODMAS Practice 7 + 9 x 879 9 x 3 + 633 9 + 4 x 217 6 x 9 - 3420 7 + 2 - 63 9 x 3 + 9 x 245 8 x 4 - 3 x 4 24 ÷ 4 - 51 20 BODMAS Answer BODMAS Questions

7 10 ( 3 + 7 ) x 2 ) x 2 B O D M A S Yes = = 20 + 3 (7 x 2

8 79 ( 4 + 5 ) x ( 9 – 2 ) ) x B O D M A S Yes = = 63 + 4 (5( 9 -) 2 x

9 8 5 x ( 6 + 4 x 2 ) ÷ 7 + 4 B O D M A S Work out this sum first = ( x 56x 2)7 ÷ Multiplication +( x 56 )7 ÷

10 148 5 x ( 6 + 4 x 2 ) ÷ 7 + 4 B O D M A S Use BODMAS with each line = ( x 56x 2)7 ÷ Add then remove brackets +( x 56 )7 ÷ x 5 7 ÷ =

11 2148 5 x ( 6 + 4 x 2 ) ÷ 7 + 4 BODMAS = ( x 56x 2)7 ÷ +( x 56 )7 ÷ x 5 7 ÷ = Division and Multiplication are of equal priority Dividing first will make this sum easier = x 5 = 10

12 212 BODMAS : using of of 1 4 8+3x7 BODMAS O … of = +3x7 = Multiplication ….. +2 = 23

13 BODMAS Practice ( 4 + 5 ) x 3 ( 7 + 7 ) x 6 5 x ( 6 + 4 ) ( 6 - 4 ) x 3 ( 7 - 5 ) x 4 ( 6 + 2 ) x ( 3 + 5 ) ¼ of 12 + 9 ¼ of ( 21 - 9 ) BODMAS Answer BODMAS Questions


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