Rational numbers - practice problems - page 4 of 20

Number of problems found: 399

Quotient of two numbers
Find the quotient of 11/8 correct to the first place of the decimal.
Decimal places
How many decimal places would the product of 2.79 and 0.0043 have?
Number difference triple
Three times the difference between 1.2 and 0.2
Missing factor
Find the missing factor. ? × 0.011 = 0.000121
Whole numbers
Pavol wrote down a number that is both rational and a whole number. What is one possible number she could have written down?
Result from factoring
Calculate the second factor if one factor is 0.8, and the resulting product is 8
Fraction comparison puzzle
How many times is a quarter of an eighth smaller than a third of a sixth?
Dinesh
Dinesh ate three cookies, each weighing 1.45 g. What was the total mass of the cookies he ate?
Difference of a half
Calculate three times the half difference of 7.5 and 2.1,
What is one third
What is 1/3 as a decimal? Give your answer rounded to 2 decimal places.
Rolls
Mom bought 13 rolls. Dad ate 3.5 rolls. How many rolls were left when Peter ate two at dinner?
Number comparison times
Calculate how many times ten-hundredths are less than five-tenths.
Number comparison times
Calculate how many times six-hundredths is greater than 12 ten-thousandths.
From least to greatest
Which set of rational numbers is arranged from least to greatest? A) -3.5, negative 1 over 4, 2, 1 over 3 B) -3.5, negative 1 over 4, 1 over 3, 2 C) 2, 1 over 3, negative 1 over 4, -3.5 D) negative 1 over 4, 1 over 3, 2, -3.5
The cost 6
The cost of 1 liter of milk is rs 0.68. Find the cost of 7 liters of milk.
Ratio - proportion
Reduce the number 16 in proportion. 3:2 5:4 11:8
Round 19
Round 644.4 to the nearest one.
Compare
Compare fractions (34)/(3) and (12)/(4). Which fraction of the lower?
The cashier
Marissa bought a dress worth 1966.99. Suppose she gave 2000.00 to the cashier. How much has she changed?
Bubble bee marbles
Mark has 100 marbles. Seventeen are bubble bee marbles. What decimal number shows the fraction of marbles that are bumblebees?

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