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10-31 Make a Ten

Posljednje ažuriranje over 2 years ago

2 questions

1

Pitanje 1

1.

Which two numbers would you add first to make a ten?
17+45+13=

17+13

17+45

45+13

2.NBT.B.7

1

2.NBT.B.7

Pitanje 2

2.

Why should we look for ways to make a ten?

Adding tens makes adding easier.