3.NBT.A
🚌 Base-Ten Operations 1
Rounding, add/subtract within 1,000
Question 1/4
base-ten addition
Start: 157
Hundreds
Tens
Ones
Add: 23
Hundreds
Tens
Ones
3.NBT.A
Rounding, add/subtract within 1,000
Question 1/4
base-ten addition
Start: 157
Hundreds
Tens
Ones
Add: 23
Hundreds
Tens
Ones