order of operations
evaluate each expression. remember your order of operations process (pemdas).
1. $6 + 4 - 2 \cdot 3 =$
2. $(-2) \cdot 3 + 5 - 7 =$
3. $15 \div 3 \cdot 5 - 4 =$
4. $29 - 3 \cdot 9 + 4 =$
5. $20 - 7 \cdot 4 =$
6. $4 \cdot 9 - 9 + 7 =$

Question

Accepted Answer

{ "quality": "clear", "question_count": 6, "skills_matched": [ "step_cot", "table_formatter", "explain_then_answer", "quick" ], "needs_drawing": false, "concepts_used": [], "new_concepts": [ "Order of Operations", "PEMDAS Rule", "Arithmetic Evaluation" ], "current_concepts": [ "Order of Operations", "PEMDAS Rule", "Arithmetic Evaluation" ] } ## Evaluate Question 1 $$ \begin{aligned} &6 + 4 - 2 \cdot 3 \ &= 6 + 4 - 6 \ &= 10 - 6 \ &= 4 \end{aligned} $$ ## Evaluate Question 2 $$ \begin{aligned} &(-2) \cdot 3 + 5 - 7 \ &= -6 + 5 - 7 \ &= -1 - 7 \ &= -8 \end{aligned} $$ ## Evaluate Question 3 $$ \begin{aligned} &15 \div 3 \cdot 5 - 4 \ &= 5 \cdot 5 - 4 \ &= 25 - 4 \ &= 21 \end{aligned} $$ ## Evaluate Question 4 $$ \begin{aligned} &29 - 3 \cdot 9 + 4 \ &= 29 - 27 + 4 \ &= 2 + 4 \ &= 6 \end{aligned} $$ ## Evaluate Question 5 $$ \begin{aligned} &20 - 7 \cdot 4 \ &= 20 - 28 \ &= -8 \end{aligned} $$ ## Evaluate Question 6 $$ \begin{aligned} &4 \cdot 9 - 9 + 7 \ &= 36 - 9 + 7 \ &= 27 + 7 \ &= 34 \end{aligned} $$ | No. | Problem | Answer | |---|---|---| | 1 | $6 + 4 - 2 \cdot 3$ | $4$ | | 2 | $(-2) \cdot 3 + 5 - 7$ | $-8$ | | 3 | $15 \div 3 \cdot 5 - 4$ | $21$ | | 4 | $29 - 3 \cdot 9 + 4$ | $6$ | | 5 | $20 - 7 \cdot 4$ | $-8$ | | 6 | $4 \cdot 9 - 9 + 7$ | $34$ | { "subject": "Mathematics", "question_type": "Multi-part", "knowledge_point": [ "Mathematics", "Algebra", "Order of Operations" ] }

No.	Problem	Answer
2	\((-2) \cdot 3 + 5 - 7\)	\(-8\)
3	\(15 \div 3 \cdot 5 - 4\)	\(21\)
4	\(29 - 3 \cdot 9 + 4\)	\(6\)
5	\(20 - 7 \cdot 4\)	\(-8\)
6	\(4 \cdot 9 - 9 + 7\)	\(34\)

Sovi.AI - AI Math Tutor

QUESTION IMAGE

Question

Explanation:

Evaluate Question 1

Evaluate Question 2

Evaluate Question 3

Evaluate Question 4

Evaluate Question 5

Evaluate Question 6

Answer: