六年级数学单元二《分数、小数与百分比》
Authored by CHIENG Moe
Mathematics
6th Grade
Used 22+ times
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21 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
1
Answer explanation
To divide a fraction by a whole number, multiply the reciprocal of the whole number. Therefore, 1/2 ÷ 2 = 1/2 * 1/2 = 1/4.
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
4
1
Answer explanation
To divide fractions, multiply by the reciprocal of the divisor. So, \(\frac{4}{5}\div\frac{1}{5} = \frac{4}{5}\times\frac{5}{1} = 4\). Therefore, the correct answer is 4.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Answer explanation
To divide fractions, multiply by the reciprocal. 3 3/4 ÷ 3/7 = 15/4 ÷ 3/7 = 15/4 * 7/3 = 105/12 = 8 3/4
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
2.16
2.61
1.56
1.65
Answer explanation
To find the product of 1.35 and 1.6, multiply the two numbers: 1.35 * 1.6 = 2.16. Therefore, the correct answer is 2.16.
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
114.48
112.48
105.48
120.48
Answer explanation
To find the product of 47.7 and 2.4, multiply the two numbers: 47.7 * 2.4 = 114.48. Therefore, the correct answer is 114.48.
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
4.8
2.3
3.5
2.6
Answer explanation
To divide 6.5 by 2.5, you simply perform the division operation which equals 2.6. Therefore, the correct answer is 2.6.
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
489.60
611.88
612.00
611.84
Answer explanation
To divide 489.504 by 0.8, we get 611.88. Therefore, the correct answer is 611.88.
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