Subtracting

This week we have been learning to subtract by breaking up a number.

Addition

This week room 9 have been learning about adding numbers in parts to make tidy tens (tidy numbers) 

Transportation

At first people could only walk .About 9,000 years before Jesus was born (BC),people used animals to travel around.Three thousand years later on people invented waka’s and sail boat’s.The first wheel was made in about 3,500 years  before jesus was born.Around 350 years ago people invented carriages so people can ride around more faster. 150-200 years ago people invented boats and ships so people can travel .About the same time trains were invented to travel more faster.Early cars were very uncomfortable to sit in.The most important invention was an airplane because it has lots of engines.Rockets were sent into space in the 1950s and the 1960s.

Multiplying