公倍數和最小公倍數 COMMON MULTIPLE AND LOWEST COMMON MULTIPLE (LCM)
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Mathematics
4th Grade
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5 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
4和6的第三個公倍數是甚麼? What is the third common multiple of 4 and 6?
2
12
36
Answer explanation
2.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
有2個數的第4個公倍數是80，第一個公倍數是甚麼?
The fourth common multiples of two number is 80. What is the first common multiple?
Answer explanation
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
18和27的最小公倍數是甚麼?
What is the LCM of 18 and 27?
9
54
486
Answer explanation
4.
FILL IN THE BLANK QUESTION
3 mins • 1 pt
24和96的最小公倍數是甚麼?
What is the LCM of 24 and 96?
Answer explanation
5.
FILL IN THE BLANK QUESTION
3 mins • 1 pt
19和23的最小公倍數是甚麼?
What is the LCM of 19 and 23?
Answer explanation
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