GUIDED PRACTICE
Make the decimal number
DECIMAL TARGET73
YOUR BINARY NUMBER000000002
Your total: 073 remaining
POWERPLACE VALUEBIT
YOUR SUM
Turn on a bit to add its place value.
= 0Largest-place strategy
Find the largest power of two that is less than or equal to what remains. Turn it on, subtract it, and repeat.
Target 73Largest available: 64
Build 73 using powers of two
Start with the largest place value that does not go past the target.