给你写了几道有加减乘法的算式:
999 + 1111 = 2110
123+1289=1412
327+1845=2172
1111 − 199 = 912
70-25=45
123 − 89 = 34
12 × 13 = 156
11 × 67 = 737
99 × 9 = 891
123 × 7 = 861
竖式请见图:
给你写了几道有加减乘法的算式:
999 + 1111 = 2110
123+1289=1412
327+1845=2172
1111 − 199 = 912
70-25=45
123 − 89 = 34
12 × 13 = 156
11 × 67 = 737
99 × 9 = 891
123 × 7 = 861
竖式请见图: