Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 3765 + 3 = _____
- 2190 + 30 = _____
- 1600 + 100 = _____
- 1449 + 2000 = _____
(a)
3765 + 3 = 3768
(b)
2190 + 30 = 2220
(c)
1600 + 100 = 1700
(d)
1449 + 2000 = 3449
Answer(s): 3768, 2220, 1700, 3449