Respuesta :

Answer:

If the decimal is being moved to the left, the exponent will be positive. 1.77×10 ...

Step-by-step explanation:

Answer:

The answer is 1,770,000

Step-by-step explanation:

[tex]2.2 \times 10 {}^{6 } - 4.3 \times 10 {}^{5} [/tex]

1. Orders of Operation. Exponents come first before multiplication. So do the exponents first.

2.2×1,000,000-4.3×100,000

2. Order of Operation. Mutilpication comes before subtraction.

2,200,000-430,000

3. Subtract

1,770,000