Find $0.9$0.9 of $8$8 kg. Write your answer as a decimal.

Find $0.7$0.7 of $22$22 litres. Write your answer as a decimal.

Find $0.9$0.9 of $59$59 kg. Write your answer as a decimal.

How many cents is $0.9$0.9 of $\$2.70$$2.70? Write your answer to the nearest cent.

Understand operations on fractions, decimals, percentages, and integers