Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- _____ - 11 = 66
- _____ - 54 = 44
- _____ - 23 = 14
- _____ - 53 = 23
(a)
11 + 66 = 77
(b)
54 + 44 = 98
(c)
23 + 14 = 37
(d)
53 + 23 = 76
Answer(s): 77, 98, 37, 76