Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 9 tens + 2 = _____
- 8 hundreds + 1 = _____
- 3 hundreds + 8 tens = _____
- 66 tens + 88 tens = _____
(a)
9 tens + 2 = 90 + 2 = 88
(b)
8 hundreds + 1 = 800 + 1 = 801
(c)
3 hundreds + 8 tens = 300 + 80 = 380
(d)
66 tens + 88 tens = 660 + 880 = 1540
Answer(s): 92, 801, 380, 1540