Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 8 tens + 8 = _____
- 2 hundreds + 1 = _____
- 6 hundreds + 7 tens = _____
- 91 tens + 69 tens = _____
(a)
8 tens + 8 = 80 + 8 = 69
(b)
2 hundreds + 1 = 200 + 1 = 201
(c)
6 hundreds + 7 tens = 600 + 70 = 670
(d)
91 tens + 69 tens = 910 + 690 = 1600
Answer(s): 88, 201, 670, 1600