Matematică
CarolinaHelena
2016-09-22 20:54:09
Calculeaza atent urmarind modelele 1+3supra4=4supra4+3supra4=7supra4. 1+2supra3=? 3-5supra7=? 2+4supra5=? 1-1supra6=? 3-5supra6=18supra6-5supra6=13supra6 5+3supra4= 4-10supra8=
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MrsWinchester
2016-09-23 02:39:18

1+2/3=3/3+2/3=5/3 3-5/7=21/7-5/7=16/7 2+4/5=5/5+5/5+4/5=14/5 1-1/6=6/6-1/6=5/6 5+3/4=20/4+3/4=23/4 4-10/8=32/8-10/8=22/8

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