3 years ago

I still need help guys

Mathematics

2 answers:

NemiM [27]3 years ago

5 0

Answer:

300 + 90 + 9

-45= 0 + 40 + 5

399-45=354

Step-by-step explanation:

8_murik_8 [283]3 years ago

4 0

Answer: 399=300+90+9

-45=0+40+5

300+130+14=414

Step-by-step explanation:

Expanded form is a way to write numbers by showing the value of each digit.

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