1) Put a circle on the 1 and make an arrow all the way down to the left of the 1. Then put a circle on the 8 and make an arrow all the way down to the 10.
2) Put a colored in circle on the 6 and make an arrow to right all the way down to the 10. Then put a circle(thats not colored in) on the 4 and make an arrow to the right all the way down to the -10.