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Definition for subtraction is given as "Subtraction is an arithmetic operation that represents the operation of removing objects from a collection. The result of a subtraction is called a difference. Subtraction is signified by the minus sign (−)." from Wikipedia.
Enjoy counting rhyme called "Five little monkeys".
Five little monkeys, sitting on a tree.
Teasing the crocodile - you can't catch me, no you can't catch me.
When along came the crocodile, quiet as can be and... SNAP!
There were 4 little monkeys sitting on a tree.
Teasing the crocodile... (continue until just 1 little monkey is left)
One little monkey sitting on a tree.
Teasing the crocodile - you can't catch me, no you can't catch me.
When along came the crocodile, quiet as can be and...SNAP!
There were no little monkeys sitting on the tree.
Just one fat crocodile, happy as can be.
taken from
Number Jumble 0-10
- You can not find.
- You can not see it.
- You can not show.
A natural number is a number that occurs commonly and obviously in nature. As such, it is a whole, non-negative number. The set of natural numbers, denoted N, can be defined in either of two ways: ... However, i is more often used to represent the positive square root of -1, the unit imaginary number.
| Group | Age | Topic |
|---|---|---|
| Grade 1 | 6 years | Addition |
| Grade 2 | 7 years | Subtraction |
| Grade 3 | 8 years | Multiplication |
- Behind
- Back
- Inverse