1) 8+8+8 a) 34 b) 54 c) 24 d) 46 e) 67 f) none 2) 9-2-1+8 a) 14 b) 17 c) 12 d) all e) none f) not sure 3) Which is the formula of Small friends? a) +3=+5-2 b) +4=+10 - 6 c) +4=+5-1 d) none e) all f) not sure 4) What is the basic exercise? a) The basic exercise is the exercise of the finger. b) It is just Adding and subtracting something. c) It is playing abacus. d) It didn't help in the calculation.  e) It is very beneficial to learn table. f) all 5) 23+2+9+6 a) 50 b) 10 c) 16 d) 35 e) 32 f) 40 6) 65+9-5-6 a) 33 b) 35 c) 34 d) 37 e) 36 f) 46 7) 32+6+4-2-1 a) 39 b) 34 c) 33 d) 26 e) 44 f) 56 8) What is the benefit of the Abacus? a) We can calculate fast. b) We can do plus and minus easily c) It increases our creativity skills. d) It has no benefit. e) All f) Not sure 9) 86-1+9-5 a) 90 b) 40 c) 50 d) 89 e) 56 f) 34 10) Which is the incorrect pair of big friends? a) 4 - 1 b) 5-5 c) 3-2 d) 6-4 e) 7-3 f) none

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