Seudónimo Seudónimo
  • 08-11-2016
  • Mathematics
contestada

divide then check with multiplication the first on is done for u 89÷21=

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Hamster12 Hamster12
  • 08-11-2016
89 divided by 21 is 4.23 then add a notation bar above the 3
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virna
virna virna
  • 08-11-2016
You can use related facts to help you. For example, 21 x ? = 89? 89/21= 4.328
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