6S 假期功課

In each of the algebraic expressions, the terms with unknows that represented by the same letter are called as....?

• same terms

• terms

• like terms

• same like

a =

N=?

• 137.7

• 12.54

• 23.84

• 160.3

先處理...

• 7

• 2

• -7

• ÷2

Q=?

• 45

• 42.6

• 4.2

• 42

We can perform ___________ and ___________ for like terms.

• addition

• multiplication

• subtraction

• division

• 6

• 5M

• 7M

M=?

• 5

• 6

• 7

• unknow