Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 521 + 8 = ______
- 21 + 37 = _____
- 436 + 323 = _____
- 3573 + 515 = _____
(a)
521 + 8 = 529
(b)
21 + 37 = 58
(c)
436 + 323 = 759
(d)
3573 + 515 = 4088
Answer(s): 529, 58, 759, 4088