Fractions
A mixed number is ...
a whole number and a proper fraction.
A non-terminating decimal with a repeating pattern is a ... number.
rational
20% of 240km is ...
48km.
If a value increases by 200%, it means that ...
it is triple the amount.
Convert 0.6 to percentage
60%
What is an improper fraction?
Fraction where the numerator is larger than denominator.
How many decimals has an irrational number?
infinite
50% of 298 is...
149
50% of all students play sports. 50% of those students play basketball. What percent of all students play basketball?
25%.
Convert 3/4 to decimal
0.75
What does the denominator tell us in a fraction?
How many equal parts the whole is divided into.
In a decimal 3.41, the number four represents
4 tenths
What does the word percent mean?
Per hundred.
True or false. If we multiply a number with a decimal, we always make a number smaller.
Explain.
False. Only if the decimal is less than one.
Convert 4.333... to a fraction.
1/3
3/7 : 7/3 is
9/49
Is 1.0200 larger than 1.20? Explain.
No. If we go by decimal order, then first number has zero tenths, while the other number has 2 tenths.
True or false: A price decreases by 50% and then again increases by 50%. The price we get is the same as original.
False. We get less than original value.
I read 3/4 of a book and have 100 pages still left to read. How many pages does the book have all together?
400 pages.
Convert 4.35 to a mixed fraction.
4 35/100
or
4 7/20
True or false: 9/8 is larger than 8/7.
Explain.
False. 1 and 1/8 is smaller than 1 and 1/7.
If we divide 1000 by one half, we get
2000.
What is larger, 40% of 1000€ or 90% of 500€?
90% of 500€.
Your phone battery charge was on 80% in the morning. By the end of the day, the battery charge decreased by 50%. What is the new battery charge?
It is on 40%.
Convert 1.052 to percentage.
105.2%