How do you simplify $(5.3times10^4)+(1.3times10^4)$ ?

Question

1618 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2017-01-11T23:36:23

See the full simplification process below.

Because the 10s term are to the same exponent or power we can rewrite this problem as:

$(5.3 + 1.3) xx 10^4 = 6.6 xx 10^4 = 66,000$

How do you simplify (5.3times10^4)+(1.3times10^4)(5.3times10^4)+(1.3times10^4)?