trả lời giúp em với ạ

<p>7 &nbsp; &nbsp; &nbsp;9 &nbsp; &nbsp; &nbsp; 10 &nbsp; &nbsp;3 &nbsp; &nbsp; &nbsp;8 &nbsp; &nbsp; &nbsp; 6</p><p>14 &nbsp; &nbsp;16 &nbsp; &nbsp; 17 &nbsp; &nbsp;10 &nbsp; &nbsp;15 &nbsp; &nbsp;13</p><p>49 &nbsp; &nbsp; 63 &nbsp; &nbsp; 70 &nbsp; &nbsp;21 &nbsp; &nbsp;56 &nbsp; &nbsp; 42</p>