Open the slideshow and compare your examples of binomial expressionsbinomial expressionsbinomial expressions with the once given. Review units of lengthunits of lengthunits of length, mass, capacity and monetary unitsmonetary unitsmonetary units used in these expressions. When you finish complete the table in the task below.

Think how an expression is converted into a decimal fraction. Using the example, complete the table.

Write binomial expressionsbinomial expressionsbinomial expressions in the form of monomial expressionsmonomial expressionsmonomial expressions.

a) 2 zł 42 gr
b) 2 m 1 dm
c) 5 m 30 cm
d) 6 dm 12 cm
e) 4 km 60 m
f) 5 kg 25 dag
g) 57 kg 4 g
h) 6 t 323 kg

Write values written with decimal fractions in the form of binomial expressionsbinomial expressionsbinomial expressions.

a) 4,2 dm
b) 1,25 km
c) 57,54 zł
d) 4,5 kg
e) 1,045 km
f) 1,35 dm
g) 25,6 cm
h) 5,005 t

An extra task
Write the given quantities in the form of a binomial expression, using at least two methods.

a) 10,965 kg
b) 3,045 m

Do the revision exercises.

Remember:
To convert binomial expressionsbinomial expressionsbinomial expressions into monomial expressionsmonomial expressionsmonomial expressions, we use dependencies between units of the same type.

Kasia bought two kilograms of apples and two kilograms and thirty decagrams of pears. What is the weight of the fruits purchased by the girl? Write the weight:
a) in kilograms and decagrams,
b) in kilograms.

Tomek, Romek, Maciek and Jacek went to the gym, where they lifted the barbells. Tomek's barbell weighed 65,45 kg, Romek’s barbell was 6504,9 dag, Maciek’s barbell - 65380 g, and Jack’s weighed 0,0657 t.

Write the weight of each barbell in the form of a binomial expression.
Write in English, which boy lifted the heaviest weight.