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Order of Operations. PEMDAS. Parentheses - (), {}, [] Exponent - 2 ³ Multiply or Divide- which ever come first Add or subtract- which ever comes first. 3+5x6. What comes first? Any parentheses? Any exponents? Any multiplication or division? 5x6 What is 5x6? Our new problem is now 3+30
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PEMDAS • Parentheses- (), {}, [] • Exponent- 2³ • Multiply or Divide- which ever come first • Add or subtract- which ever comes first
3+5x6 • What comes first? • Any parentheses?Any exponents? Any multiplication or division?5x6 • What is 5x6?Our new problem is now 3+30 • Answer: 33
100- 2³x4+ (54-14) • What comes first? • 54-14= 40New problem is 100- 2³x4+40 • What comes next? • 2³= 2x2x2=8New problem is 100-8x4+40 • What comes next? • 8x4=32New problem is 100-32+40 • What comes next? • 100-32=68New problem is68+40 • Now complete what is left… • 68+40=108Answer should be 108
Try These…You may ask a neighbor for help Please answer these on the left side of your notebook across from your notes • 10 + (7x4) -8 • (5+2) x 2³- 14 • 8 x 6 – 7 x 2 • 15 ÷ 5 x 9 -4² • 19 – 7 x (12 ÷ 6)