Open Up - Grade 6 - Mathematics - Unit 7 - Lesson 4

Explain why zero is considered its own opposite.

Tags

6.NS.6.a

4.NBT.2

5.NBT.3.b

Explain how to make these calculations mentally.99+54244-9999*699*15

Tags

6.NS.6.a

4.NBT.2

5.NBT.3.b

Over several months, the weight of a baby measured in pounds doubles. Does its weight measured in kilograms also double?

• Yes
• No

Tags

6.NS.6.a

4.NBT.2

5.NBT.3.b