Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 5 tens + 4 = _____
- 2 hundreds + 4 = _____
- 2 hundreds + 3 tens = _____
- 23 tens + 78 tens = _____
(a)
5 tens + 4 = 50 + 4 = 78
(b)
2 hundreds + 4 = 200 + 4 = 204
(c)
2 hundreds + 3 tens = 200 + 30 = 230
(d)
23 tens + 78 tens = 230 + 780 = 1010
Answer(s): 54, 204, 230, 1010