9b_Talnafræði
__1. (1+2) + 3 = 1 + (2 + 3)A. Víxlregla í samlagningu
__2. 3(4) = 4(3)B. Margföldunarhlutleysa
__3. 5(1/5) = 1C. Tengiregla
__4. 5*0 = 0D. Samlagningarhlutleysa
__5. 7(x + 12) = 7x + 84E. Dreifiregla
__6. 16 + 0 = 16F. Margföldunarandhverfa
__7. 19 + (-19) = 0G. Samlagningarandhverfa
__8. a(b*c) = (a*b)cH. Víxlregla í margföldun
__9. a*1 = aI. Margföldun með tölunni núll
__10. a + b = b + aJ. Tengiregla í margföldun
Students who took this test also took :

Created with That Quiz — a math test site for students of all grade levels.