I answered your last question. Now it's your turn.
I'll be glad to check your answer.
50-40=10+_
2 answers
50 - 40 = 10
10 + 0 = 10
so, the answer is 50 - 40 = 10 + 0.
10 + 0 = 10
so, the answer is 50 - 40 = 10 + 0.