小學(xué)一年級(jí)數(shù)學(xué)上冊(cè)口算練習(xí)題：6和7的加減法
時(shí)間：2016-11-14 09:37:00 來源：無憂考網(wǎng) [字體：小 中 大]6 = 6+ 7 - 3 = 7 = 3+ 6 - 0 =
6 = 3+ 7 - 5 = 7 = 3+ 6 - 5 =
6 = 4+ 7 - 0 = 7 = 5+ 6 - 2 =
6 = 2+ 7 - 0 = 7 = 1+ 6 - 1 =
6 = 6+ 7 - 2 = 7 = 6+ 6 - 1 =
