Find a missing number in a flipped equation

~6 min

Use the known addends to make both sides equal.

Adding in Any Order

Group A
2
+
Group B
3
=
Total5
↕ swap order
Group B
3
+
Group A
2
=
Total5

When you add two numbers, the order does not change the total. You can swap the numbers around and the result is the same.

💡 Think of it like swapping two piles of blocks; you still have the same amount!