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1-2 Order of Operations Objective: Use the order of operations to evaluate expressions.

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5-Minute Check Solve using the four-step plan. According to the Florida Department of Citrus, 734 million gallons of orange juice and 213 million gallons of apple juice are sold each year. How much juice is sold each year?

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5-Minute Check Solve using the four-step plan. According to the Florida Department of Citrus, 734 million gallons of orange juice and 213 million gallons of apple juice are sold each year. How much juice is sold each year? 947 million gallons

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5-Minute Check Solve using the four-step plan. According to the Florida Department of Citrus, 734 million gallons of orange juice and 213 million gallons of apple juice are sold each year. How much juice is sold each year? 1.What method of computation is most appropriate?

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5-Minute Check Solve using the four-step plan. According to the Florida Department of Citrus, 734 million gallons of orange juice and 213 million gallons of apple juice are sold each year. How much juice is sold each year? 1.What method of computation is most appropriate? Pencil & Paper

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5-Minute Check Solve using the four-step plan. According to the Florida Department of Citrus, 734 million gallons of orange juice and 213 million gallons of apple juice are sold each year. How much juice is sold each year? 1.What method of computation is most appropriate? 2.Solve for the difference.

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5-Minute Check Solve using the four-step plan. According to the Florida Department of Citrus, 734 million gallons of orange juice and 213 million gallons of apple juice are sold each year. How much juice is sold each year? 1.What method of computation is most appropriate? 2.Solve for the difference. 521 million gallons

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Order of Operations 1.Solve problems within grouping symbols. 2.Multiply or divide from left to right. 3.Add or subtract from left to right. Example 1 Find the value of 3 + 8 2 X 4 – 1

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Order of Operations 1.Solve problems within grouping symbols. 2.Multiply or divide from left to right. 3.Add or subtract from left to right. Example 1 Find the value of 3 + 8 2 X 4 – 1 3 + 8 2 X 4 – 1 = 3 + 4 X 4 – 1 Divide.

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Order of Operations 1.Solve problems within grouping symbols. 2.Multiply or divide from left to right. 3.Add or subtract from left to right. Example 1 Find the value of 3 + 8 2 X 4 – 1 3 + 8 2 X 4 – 1 = 3 + 4 X 4 – 1 Divide. = 3 + 16 – 1 Multiply.

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Order of Operations 1.Solve problems within grouping symbols. 2.Multiply or divide from left to right. 3.Add or subtract from left to right. Example 1 Find the value of 3 + 8 2 X 4 – 1 3 + 8 2 X 4 – 1 = 3 + 4 X 4 – 1 Divide. = 3 + 16 – 1 Multiply. = 19 – 1 Add.

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Order of Operations 1.Solve problems within grouping symbols. 2.Multiply or divide from left to right. 3.Add or subtract from left to right. Example 1 Find the value of 3 + 8 2 X 4 – 1 3 + 8 2 X 4 – 1 = 3 + 4 X 4 – 1 Divide. = 3 + 16 – 1 Multiply. = 19 – 1 Add. = 18 Subtract

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Order of Operations 1.Solve problems within grouping symbols. 2.Multiply or divide from left to right. 3.Add or subtract from left to right. Example 2 Find the value of 44 X 4 (6 – [2* 2]).

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Order of Operations 1.Solve problems within grouping symbols. 2.Multiply or divide from left to right. 3.Add or subtract from left to right. Example 2 Find the value of 44 X 4 (6 – [2* 2]). 44 X 4 (6 – [2* 2]) = 44 X 4 (6 – 4) Do operations in innermost grouping symbols first.

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Order of Operations 1.Solve problems within grouping symbols. 2.Multiply or divide from left to right. 3.Add or subtract from left to right. Example 2 Find the value of 44 X 4 (6 – [2* 2]). 44 X 4 (6 – [2* 2]) = 44 X 4 (6 – 4) Do operations in innermost grouping symbols first. = 44 X 4 2 Do operations in parentheses.

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Order of Operations 1.Solve problems within grouping symbols. 2.Multiply or divide from left to right. 3.Add or subtract from left to right. Example 2 Find the value of 44 X 4 (6 – [2* 2]). 44 X 4 (6 – [2* 2]) = 44 X 4 (6 – 4) Do operations in innermost grouping symbols first. = 44 X 4 2 Do operations in parentheses. = 176 2 Multiply.

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Order of Operations 1.Solve problems within grouping symbols. 2.Multiply or divide from left to right. 3.Add or subtract from left to right. Example 2 Find the value of 44 X 4 (6 – [2* 2]). 44 X 4 (6 – [2* 2]) = 44 X 4 (6 – 4) Do operations in innermost grouping symbols first. = 44 X 4 2 Do operations in parentheses. = 176 2 Multiply. = 88 Divide.

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Order of Operations 1.Solve problems within grouping symbols. 2.Multiply or divide from left to right. 3.Add or subtract from left to right. Example 2 Find the value of 44 X 4 (6 – [2* 2]). 44 X 4 (6 – [2* 2]) = 44 X 4 (6 – 4) Do operations in innermost grouping symbols first. = 44 X 4 2 Do operations in parentheses. = 176 2 Multiply. = 88 Divide.

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Evaluate 7 + 4 3. Is your answer 33 or 19? You can get 2 different answers depending on which operation you did first. We want everyone to get the same.

Evaluate 7 + 4 3. Is your answer 33 or 19? You can get 2 different answers depending on which operation you did first. We want everyone to get the same.

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