nickola1223449
nickola1223449 nickola1223449
  • 03-08-2020
  • Mathematics
contestada

nick used 1 3/4 kg of salt to melt the ice on his sidewalk. He then used another 3 4/5 kg on the driveway. How much salt did he use in all?

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wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 03-08-2020

Answer:

5 11/20

Step-by-step explanation:

1 3/4 + 3 4/5

Get a common denominator of 20

1 3/4 * 5/5   + 3  4/5 *4/4

1 15/20    + 3  16/20

4 31/20

Rewriting

4 + 20/20 + 11/ 20

4+1 + 11/20

5 11/20

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