All Tasks

A Bag with balls of different colours

A bag contains only 10 red balls, 5 green balls and 5 blue balls. If we take one ball out of the bag at random, we can say that:
 
# One-stage random experiments

Training
8

Graphic representations of fractions

How would you draw the fraction $\dfrac{5}{4}$?
 
# Fractions

Reasoning
6

Fractions as part of a whole

Look at the pictures and fill in the blanks.
 
# Fractions

Learning
6

Asymptotes of the exponential function

Considering the function $f(x)=a^x$, it's true that
 
# Logarithmic function

Learning
10

Subtraction of Powers

What is the value of the follow subtraction? $2^2-2^0 =$?
 
# Powers

Learning
8

Addition

Solve this addition between fractions: $\dfrac{27}{27}+\dfrac{3}{4}+\dfrac{5}{2}+\dfrac{13}{15}+\dfrac{1}{20}$
 
# Fractions

Training
6