Задача Задача №3587357
А
А
21
Explanation: 25 − 4 = 21. (One quick method: 25 − 4 = 25 − 5 + 1 = 20 + 1 = 21.)
Want a few more quick subtraction problems for practice?
21
Explanation: 25 − 4 = 21. (One quick method: 25 − 4 = 25 − 5 + 1 = 20 + 1 = 21.)
Want a few more quick subtraction problems for practice?