在得数比60小的算式后面的□里画“√”。*{+T)n5A2{+K1W
70-8)?4P3m(R*Z0T1F;T*{+T)n5A2{+K1W
57-9(A1t)y)i6^6k:N1P5D/y:Z7c1v,U9f'G*{+T)n5A2{+K1W
44+309k6b*`8O/x4A;{*{+T)n5A2{+K1W
54-94^.[)D4\-F2r*{+T)n5A2{+K1W
17+5-k'?9n9g-`4B)Y0U2g*{+T)n5A2{+K1W
27+503V:x.j(m6B1n0V6r(u*{+T)n5A2{+K1W
86-30+]:B.b*{+T)n5A2{+K1W
59-4'O+G*u/c(Y)r3F*{+T)n5A2{+K1W