Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- _____ - 22 = 77
- _____ - 32 = 14
- _____ - 22 = 15
- _____ - 72 = 24
(a)
22 + 77 = 99
(b)
32 + 14 = 46
(c)
22 + 15 = 37
(d)
72 + 24 = 96
Answer(s): 99, 46, 37, 96