Seudónimo Seudónimo

20-10-2020
Mathematics

contestada

2.1×10³+0.42×10⁴-19×10²
please help me solve it with steps plz now plz

Respuesta :

anitabrocis anitabrocis

20-10-2020

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Answer Link

netizenwebb netizenwebb

20-10-2020

Answer:

4400

Step-by-step explanation:

2.1×10³+0.42×10⁴-19×10²

same as...

2.1(10 * 10 * 10) + 0.42(10 * 10 * 10 * 10) - 19(10 * 10)

2.1(1000) + 0.42(10000) - 19(100)

2100 + 4200 - 1900

4400

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