Matching Pairs Optellen en aftrekken in ZOnline version Los de oefeningen op en vind letters om de code te kraken! by Ellen Bosmans 1 -20-30= 2 -25+10= 3 -5-(+3)= 4 18+(-3)= 5 -25+(-15)= 6 36+10= 7 -2-(-4)= 8 30-(-10)= 9 -8+6= 10 -7+10= 11 -8-(-5)= -8 -15 3 -3 46 -2 -50 -40 15 40 2