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High priority · recurringPV-ROUND-01
The Disappearing Zeros

Seen in 3 of Emma's last 4 submissions. The clean-benchmark idea isn't solid yet — let's fix it tonight.

Sweep It Clean — 10 min script ready
CBuild with digit cards, sweep lower columns off the table
PDraw it: underline, peek right, cross out + write zeros
ASymbols only: "underline, peek, zero" — 3 problems

“I finally understood why my son kept getting rounding wrong. We fixed it in one evening.”

Sarah M.
Mom of a 4th grader, Seattle
10 minto fix it tonight
K–8all grades covered
Anyworksheet, test, or homework