Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 109 - 6 = _____
- 36 - 16 = _____
- 931 - 221 = _____
- 6695 - 331 = _____
(a)
109 - 6 = 103
(b)
36 - 16 = 20
(c)
931 - 221 = 710
(d)
6695 - 331 = 6364
Answer(s): 103, 20, 710, 6364