Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 5 tens + 8 = _____
- 2 hundreds + 7 = _____
- 8 hundreds + 8 tens = _____
- 79 tens + 82 tens = _____
(a)
5 tens + 8 = 50 + 8 = 82
(b)
2 hundreds + 7 = 200 + 7 = 207
(c)
8 hundreds + 8 tens = 800 + 80 = 880
(d)
79 tens + 82 tens = 790 + 820 = 1610
Answer(s): 58, 207, 880, 1610