6 × 3 + <strong>78</strong> = 96
2 × 8 + <strong>23</strong> = 39
5 × 9 + <strong>53</strong> = 98
7 × <strong>3</strong> = 100 – 79 = 21
<strong>2</strong> × 8 = 32 – 16 = 16
<strong>6</strong> + 16 : 8 = 8