QUESTION IMAGE
Question
divide. check the answer by using multiplication.
part: 0 / 3
part 1 of 3
\\(-8.79 \div (-3) = \\)
<pre_analysis>
{
"quality": "clear",
"question_count": 1,
"skills_matched": [
"step_cot",
"blank_filling_formatter",
"explain_then_answer",
"quick"
],
"needs_drawing": false,
"concepts_used": [
"Decimal Arithmetic",
"Signed Numbers"
],
"new_concepts": [],
"current_concepts": [
"Decimal Arithmetic",
"Signed Numbers",
"Long Division"
]
}
</pre_analysis>
<reasoning>
Determine the sign of the quotient
\[
\frac{-8.79}{-3} = \frac{8.79}{3}
\]
Perform the division
\[
8.79 \div 3 = 2.93
\]
Verify the result using multiplication
\[
2.93 \times (-3) = -8.79
\]
</reasoning>
<answer>
\(-8.79 \div (-3) =\) <blank>\(2.93\)</blank>
</answer>
<post_analysis>
{
"subject": "Mathematics",
"question_type": "Fill-in-the-blank",
"knowledge_point": [
"Mathematics",
"Algebra",
"Decimal Arithmetic"
]
}
</post_analysis>
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<pre_analysis>
{
"quality": "clear",
"question_count": 1,
"skills_matched": [
"step_cot",
"blank_filling_formatter",
"explain_then_answer",
"quick"
],
"needs_drawing": false,
"concepts_used": [
"Decimal Arithmetic",
"Signed Numbers"
],
"new_concepts": [],
"current_concepts": [
"Decimal Arithmetic",
"Signed Numbers",
"Long Division"
]
}
</pre_analysis>
<reasoning>
Determine the sign of the quotient
\[
\frac{-8.79}{-3} = \frac{8.79}{3}
\]
Perform the division
\[
8.79 \div 3 = 2.93
\]
Verify the result using multiplication
\[
2.93 \times (-3) = -8.79
\]
</reasoning>
<answer>
\(-8.79 \div (-3) =\) <blank>\(2.93\)</blank>
</answer>
<post_analysis>
{
"subject": "Mathematics",
"question_type": "Fill-in-the-blank",
"knowledge_point": [
"Mathematics",
"Algebra",
"Decimal Arithmetic"
]
}
</post_analysis>