康乃馨70朵，玫瑰50朵，菊花30朵。3E5a;a5K5^'Z5s:Y'O
（1）康乃馨比菊花多多少朵？3E5a;a5K5^'Z5s:Y'O
算式：提示2J.s7n;B*j0t0h(G/Q;o+^3E5a;a5K5^'Z5s:Y'O
答：康乃馨比菊花多9S-?/T8~+S*^3I'|;N朵。3E5a;a5K5^'Z5s:Y'O
（2）玫瑰和菊花共多少朵？3E5a;a5K5^'Z5s:Y'O
算式：提示'S3~/p0u6d0V3E5a;a5K5^'Z5s:Y'O
答：玫瑰和菊花共0a5X1l1~朵。3E5a;a5K5^'Z5s:Y'O
（3）你还能提出那些数学问题？3E5a;a5K5^'Z5s:Y'O
算式：提示,O3\9f9W4q;H6B/?+g4@-P3E5a;a5K5^'Z5s:Y'O