1) What is the difference between 13 and 17 a) 17-13=4 b) 13-17=4 c) 13+17=30 d) 13-4=17 2) What is the difference between 21 and 28 a) 21-28=7 b) 21-28= 8 c) 28-21=7 d) 28-21=8 3) What is the difference between 34 and 41 a) 34-41=7 b) 41-34= 7 c) 41-34=8 d) 41-34=6 4) What is the difference between 17 and 9 a) 17-9=8 b) 9-17=8 c) 17-9=7 d) 17-8=9 5) What is the difference between 23 and 14 a) 23-14= 9 b) 23-14= 11 c) 14-23=9 d) 14-23=11 6) What is the difference between 45-65 a) 65-54= 10 b) 65-45=20 c) 45-65=20 d) 65-45=25 7) What is the difference between 82 and 100 a) 100-82=18 b) 82-100= 18 c) 100=82=22

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