10-31 Make a Ten

Last updated over 2 years ago

2 questions

1

2.NBT.B.7

1

2.NBT.B.7

Last updated over 2 years ago

2 questions

1

2.NBT.B.7

1

Why should we look for ways to make a ten?

Adding tens makes adding easier.

2.NBT.B.7

17+13

17+45

45+13

Adding tens makes adding easier.

Which two numbers would you add first to make a ten?

17+45+13=

17+13

17+45

45+13