2 câu trả lời
a)
4+27
=287+27
=28+27
=307
b)
78+1
=78+88
=7+88
=158
c)
56+3
=56+186
=5+186
=236
a, 4 + 27
= 287 + 27
= 28+27
= 307
b, 78 + 1
= 78 + 88
= 7+88
= 158
c, 56+3
= 56 + 186
= 5+186
= 236
Táo ^^
a)
4+27
=287+27
=28+27
=307
b)
78+1
=78+88
=7+88
=158
c)
56+3
=56+186
=5+186
=236
a, 4 + 27
= 287 + 27
= 28+27
= 307
b, 78 + 1
= 78 + 88
= 7+88
= 158
c, 56+3
= 56 + 186
= 5+186
= 236
Táo ^^