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How much is one minus one?
1 — 1 = ?
One minus one is zero.
?
—
+
plus
How much is five plus two?
Five plus two is seven.
2 + 3 =?
How much is two plus three?
Two plus three is five.
?
+
How much is nine minus four ?
Nine minus four is five.
9-4=?
How much is eight minus two?
Eight minus two is six.
8-2=6
+
=?
1
2
+
=?
3
+
=?
Do the exercises: