Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 2 tens + 1 = _____
- 4 hundreds + 3 = _____
- 6 hundreds + 4 tens = _____
- 86 tens + 20 tens = _____
(a)
2 tens + 1 = 20 + 1 = 20
(b)
4 hundreds + 3 = 400 + 3 = 403
(c)
6 hundreds + 4 tens = 600 + 40 = 640
(d)
86 tens + 20 tens = 860 + 200 = 1060
Answer(s): 21, 403, 640, 1060