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Emaemanuel258899
a fost răspuns

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Răspuns :

Virorik707
  1. 81+80=161
  2. 24-9=15
  3. 74+15=89
  4. 68-21=47
  5. 100-30=70
  6. 82-9=73
  7. 48+2=50
  8. 81-17=64
  9. 4*7=28
  10. 20:5=4
  11. 54+7=61
  12. 48-7=41
  13. 55->56:7=8
Ciobanuluizaand

Răspuns:

a) 75+5=80 80+81=161

b) 21+3=24 24-9=15

c) 80-6=74 74+15=89

d) 71-3=68 68-21=47

e) 15+15=30 100-30=70

f) 90-8=82 82-9=73

g) 6×8=48 48+2=50

h) 9×9=81 81-17=64

i) 2×2=4 4×7=28

j) 10×2=20 20:5=3

k) 45+9=54 15-8=7 45+7=52

l) 42:6=7 7×8=56 56-7=49

M) 51+4=55 predecesorul lui 55 este 56 56:7=8

Sper sa te ajute!!

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