24.11.20 November 24, 2020 by aregibranyan Leave a Comment 432+315-137=600 518+136-400=254 378-140+591=829 972-872+136=236 615+125-330=410 278+278-278=278 23×6=138 42×5=210 97×8=776 64×2=128 140:7=20 180:90=2 360:9=40 490:70=7