Số? a) 75 + 318 = 318 + ? b) 467 + 5 924 = ? + 467 c) 66 + ? = 8 627 + 66 d) ? + 18 436 = 18 436 + 54
Số?
a) 75 + 318 = 318 + ...?...
b) 467 + 5 924 = ...?... + 467
c) 66 + ...?... = 8 627 + 66
d) ...?... + 18 436 = 18 436 + 54
Số?
a) 75 + 318 = 318 + ...?...
b) 467 + 5 924 = ...?... + 467
c) 66 + ...?... = 8 627 + 66
d) ...?... + 18 436 = 18 436 + 54
Lời giải:
a) 75 + 318 = 318 + 75
b) 467 + 5 924 = 5 924 + 467
c) 66 + 8 627 = 8 627 + 66
d) 54 + 18 436 = 18 436 + 54