Question

Completează spatiile libere:
250 + 380 = 10 x .....
720 - 430 = 10 x .....
960 - 590 = 10 x
100 x ..... = 3 500 + 1 400
100 x ..... =7 600 - 3 200
100 x ......= 9 700 - 4500
​

Answer 1

Răspuns:

250+380=10×63

720-430=10×29

960-590=10×37

100×49=3500+1400

100×40=7600-3200

100×52=9700-4500