Seudónimo Seudónimo
  • 25-05-2016
  • Mathematics
contestada

I need help, on 1-3 and with the chart

I need help on 13 and with the chart class=

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Аноним Аноним
  • 25-05-2016
1. you do 7×---=21 next you do not what the answer was to 7×---=21 times 3
2. go back to 1.( what you did to 1. )
3. go back to 1. ( what you did to 1.)
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jojo090801
jojo090801 jojo090801
  • 29-05-2016
here i did the work on the computer and screenshot it 
Ver imagen jojo090801
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