Man on the moon- word problems using previous knowledge of doubling and halving.

Chilli 2: Doubling and halving word problems within 50

*Remember to show your workings out on paper by using the partitioning method learnt in last weeks lessons.*

Q1. Neil Armstrong, Michael Collins and Edwin 'Buzz' Aldrin are getting ready for their mission to the Moon. They have 22 tanks of water on board their space craft, however they need double this amount to keep them hydrated on their journey to the moon! How many tanks of water will they need to have in total?

Q2. On their way to the moon, Neil Armstrong spots 48 BIG stars! On the way back, he is busy controlling the spaceship and only manages to spot half of what he originally saw!

How many stars did he spot on the way back?

Q3. After they stepped foot on the moon, Edwin 'Buzz' Aldrin took 14 steps on the moon and Neil Armstrong took double the amount of steps that Buzz took. How many steps did Neil Armstrong take on the moon?

Q4. Whilst on the moon, the two astronauts collected rock samples to bring back to planet Earth! Neil Armstrong collected 46. Buzz collected half of what Armstrong collected. How many rocks did Buzz bring back to Earth?

Q5. On their way to the moon, there were 12 news reporters who wanted to interview the astronauts before their trip to the moon! On their return from the moon, the number of reporters doubled! How many reporters were waiting to interview the astronauts on their return?