Wilf: to begin to remember number bonds for 10

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Presentation transcript:

Wilf: to begin to remember number bonds for 10 I can tell you 2 numbers that total 10 If you can remember number bonds for 10, it makes + and - subtracting easier

Can you add more than 2 numbers ?

Find the total 4 + 2 + 6 = 8 + 2 + 2 = 3 + 1 + 9 =

I can find number bonds to 10 before I add the other number. Wilf: to begin to add more than 2 numbers, looking for number bonds to 10 first I can find number bonds to 10 before I add the other number. If you can remember number bonds for 10, it makes + and - subtracting easier

Find the total 4 + 2 + 6 = 8 + 2 + 2 = 3 + 7 5 = +

I can find number bonds to 10 before I add the other number. Wilf: to begin to add more than 2 numbers, looking for number bonds to 10 first I can find number bonds to 10 before I add the other number. If you can remember number bonds for 10, it makes + and - subtracting easier

Number bonds for 10 5 + 5 5 + 5 4 + 6 6 + 4 3+ 7 7 + 3 2 + 8 8 + 2 1 + 9 9 + 1

Can you do it? 4 + 2 + 6 = 8 + 2 + 2 = 3 + 1 + 9 =

Wilf: to begin to add more than 2 numbers, looking for number bonds to 10 first I can find number bonds to 10 before I add the other number.