# Order of Operations (hard)

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1. 9 x (12 x 8 + 6 ) + 9=
• =9 x ( 96 + 6 ) + 9
• =9 x (102)       + 9
• =    918           + 9
• =                    927
2. (12 + 3 ) + (10 +24 ÷ 2 )=
• =15 + (10 + 12 )
• =15 + 22
• =        37
3. (21 - 2 ) x (11 - 3 ) - 9=
• =19 x 8 - 9
• =   152 - 9
• =        143
4. (14 +19 - 5 ) ÷( 10 - 3 )=
• =( 33 - 5 ) ÷ 7
• =         28 ÷ 7
• =                4
5. (15 +48 - 3 ) ÷( -1 + 7 )=
• =( 63 - 3 ) ÷ 6
• =         60 ÷ 6
• =               10
6. (13 +22 - 5 ) ÷ 2 - 4=
• =( 35 - 5 ) ÷ 2 - 4
• =         30 ÷ 2 - 4
• =               15 - 4
• =                    11
7. (11 +22 - 3 ) ÷15 - 3=
• =( 33 - 3 ) ÷15 - 3
• =         30 ÷15 - 3
• =                 2 - 3
• =                     -1
8. (21 - 7 ) x (11 + 4 ) +10=
• =14 x 15 + 10
• =     210 + 10
• =            220
9. 7 x ( 4 x 7 + 9 ) - 8=
• =7 x ( 28 + 9 ) - 8
• =7 x       37     - 8
• =              259 - 8
• =                   251
10. ( 8 - 2 ) + ( 5 - 18 ÷ 2 )=
• =6 + ( 5 - 9 )
• =6 + -4
• =       2
 Author: faiiry ID: 206783 Card Set: Order of Operations (hard) Updated: 2013-03-12 17:02:07 Tags: Order Operations hard Folders: Description: Jefferson Elementary School Rm. 204 Show Answers: