← Back
Carry & Borrow
Learn with apples and boxes!
Carry (Adding)
Borrow (Taking Away)
Practice ✏️
Tens
Ones
2
8
+
1
5
4
3
We need to add
28 + 15
. Press
Next Step
!
📦
📦
+
🍎
🍎
🍎
🍎
🍎
🍎
🍎
🍎
+
📦
+
🍎
🍎
🍎
🍎
🍎
Next Step
Replay
New Problem
Try Your Own!
+
Go!
Two-digit numbers (10-99). Try ones that add past 9!
🍎🍎🍎🍎🍎🍎🍎🍎🍎🍎 → 📦
What is Carry?
When you have
10 or more apples
loose,
pack 10 into a
box
! The box goes to the tens side.
That's called
"carrying"
!