Grade
K

How Many Are Hidden? Oranges

Oranges arranged like dots on a die or domino. 2 then 1 then 2 more.

What do you notice? How many oranges do you see?

Now only 2 oranges are visible. The rest are hidden under a towel.

Now some of the oranges are hidden under a towel.

How many are hidden?

Use math words, numbers, or pictures to explain how you know.

Challenge

Which equations match the picture? How do you know?

Five oranges are visible again. None are hidden under the towel.

2 + 2 = 4

5 = 2 + 3

5 – 3 = 2

3 + 3 = 6

Follow-up

Draw a picture to show a different number of oranges hiding under a towel.

How many are hidden? How many are showing?

Printable Version

Google doc for printing and copying

Reference for Educators

Sample problems and solutions