Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- _____ - 22 = 33
- _____ - 61 = 34
- _____ - 28 = 15
- _____ - 55 = 42
(a)
22 + 33 = 55
(b)
61 + 34 = 95
(c)
28 + 15 = 43
(d)
55 + 42 = 97
Answer(s): 55, 95, 43, 97