{{ topTens - 1 }}
{{ topOnes + 10 }}
{{ topTens }}
{{ topOnes }}
-
{{ bottomTens }}
{{ bottomOnes }}
{{ ansTens }}
?
{{ step > 3 ? ansOnes : (topOnes + 10 - subtractedOnes) }}
?
{{ step === 5 ? '★' : step }}
{{ stepInstruction }}
Tens
Slide to remove {{ bottomTens }}
0
Removing: {{ subtractedTens }} / {{ bottomTens }}
{{ topTens - 1 }}
Ones
Drag {{ bottomOnes - subtractedOnes }} into the bin →
🗑
✓
Tap the blinking ten block above to break it into 10 ones.
🎉 You solved it!