Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- _____ - 55 = 66
- _____ - 54 = 41
- _____ - 22 = 18
- _____ - 41 = 21
(a)
55 + 66 = 121
(b)
54 + 41 = 95
(c)
22 + 18 = 40
(d)
41 + 21 = 62
Answer(s): 121, 95, 40, 62