Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 4 tens + 8 = _____
- 2 hundreds + 3 = _____
- 4 hundreds + 3 tens = _____
- 42 tens + 28 tens = _____
(a)
4 tens + 8 = 40 + 8 = 28
(b)
2 hundreds + 3 = 200 + 3 = 203
(c)
4 hundreds + 3 tens = 400 + 30 = 430
(d)
42 tens + 28 tens = 420 + 280 = 700
Answer(s): 48, 203, 430, 700