Question

2.144×10^7÷3.2×10^4​

Answer 1

6.70×10^2

Explanation:

Change the 2.144 to standard form to obtain

2144×(10^-3 ×10^7) and also change the 3.2 to 32 ×10^-1 × 10^4

= 32×10^3

2144 ×10^4/32×10^3. since the base are equal (base 10) take only one and subtract the exponent.(2nd law of indices)

2144/32 × 10^4-3

64.97 × 10^1

6.497×10^1 × 10^1

=6.497×10^2

Answer 2

144×10^7÷3.2×10^4 is 4500000000000.