Overview: 7 questions will be solved this time.Among them
☆1 fraction calculations
☆6 calculations of prime factor
[1/7 Digtal analysis]
Work:Break 168 into prime factors.
Question type: Resolving prime factor
Solution:
168=2*2*2*3*7 *Note: 168 has 5 prime factors.[2/7 Digtal analysis]
Work:Break 368 into prime factors.
Question type: Resolving prime factor
Solution:
368=2*2*2*2*23 *Note: 368 has 5 prime factors.[3/7 Digtal analysis]
Work:Break 114514 into prime factors.
Question type: Resolving prime factor
Solution:
114514=2*31*1847 *Note: 114514 has 3 prime factors.[4/7 Digtal analysis]
Work:Break 114516 into prime factors.
Question type: Resolving prime factor
Solution:
114516=2*2*3*3*3181 *Note: 114516 has 5 prime factors.[5/7 Digtal analysis]
Work:Break 116516 into prime factors.
Question type: Resolving prime factor
Solution:
116516=2*2*29129 *Note: 116516 has 3 prime factors.[6/7 Digtal analysis]
Work:Break 1114514 into prime factors.
Question type: Resolving prime factor
Solution:
1114514=2*37*15061 *Note: 1114514 has 3 prime factors.[ 7/7 Fraction calculation ]
Question type: Fractional addition
Original question: 1/200+7/8 Solution:
Divide two fractions with defferent denominators:The denominators of two fractions are 200 and 8 respectively,their least common multiple is 200
Divide the least common multiple 200 by the denominator 200 of the first addend to get 1
Multiply the numerator 1 and denominator 200 of the first fraction by 1
Then divide the least common multiple 200 by the denominator 8 of the second addend to get 25
Multiply the numerator 7 and denominator 8 of the second fraction by 25 Calculation result: The calculation result is reduced by 8
>>注:本次最多计算 7 道题。
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