Problem Solving-Week 1

WALT: Add and subtract decimals



This task asked us to add decimals to get to the answer. We had to add the small decimal number first to get to the closest tidy ten. Then we would add the big number to get to the final answer. Here is an example:

1. 1.2+8.7=
2. 1.2+7=1.9
3. 1.9+8=9.9 
Here is your answer: 9.9