Question

直接写得数．25×57= 15+16= 3-58= 35-12= 65×12= 1÷116

直接写得数．25×57= 15+16= 3-58= 35-12= 65×12= 1÷116=

Answer 1

2 5 × 5 7 = 2 7	1 5 + 1 6 = 11 30	3- 5 8 =2 3 8
3 5 - 1 2 = 1 10	6 5 ×12= 72 5	1÷ 1 16 =16．