WorksheetsP5-P6 Math: Working Backwards, Rounding off, Comparing fractions
Total questions: 12
Worksheet time: 2hrs 0mins
7 is subtracted from a mystery number. The difference is then multiplied by 7. The product is added to 7. Lastly, the sum is divided by 7. The answer is 7. What is the value of this mystery number?
56
7
13
15
Nathan bought some guppies at the pet store. 5 of his guppies died and he decided to buy the same number of guppies as those which were still alive. He distributed all the guppies he had to 5 friend equally. As a result, each of his friends received 6 fishes . How many fish did Nathan buy right at the beginning?
(a)
Ryan boarded the bus at Orchard Road. When the bus arrived at the next stop, 5 people boarded the bus while 2 passengers alighted. 2 stops later, 18 more passengers boarded the bus. In the end, all 32 passengers alighted at the bus interchange. How many passengers were there on the bus when Ryan boarded it?
11
32
14
57
A supermarket is having a sale for oranges. Two more than half the number of oranges were removed from a box. Later, 2 fewer than half of the remaining number of oranges were removed from the box again. If there were 25 oranges left in the box, how many oranges were there at first?
(a)
There were 162 069 spectators at a soccer match last year. Express this number to the nearest thousand.
162 000
160 000
2 000
3 000
The children in ABC school raised $25 509 in a fundraising event. Express this amount to the nearest hundreds. $ (a)
Which of the following decimals is the smallest?
10.015
10.105
10.051
10.501
Which of the following fractions is the smallest?
119
74
83
65
Which of the following fractions is the greatest?
103
85
21
52
Write down a decimal that is greater than 1.2 but smaller than 1.3. (Express your answer to 2 decimal places)
(a)
9? is greater than 31 but smaller than 21 . What is a possible answer for the missing numerator?
(a)
?1 is greater than 101 but smaller than 81 . What is a possible answer for the missing denominator?
(a)
