Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 3 tens + 2 = _____
- 2 hundreds + 9 = _____
- 7 hundreds + 4 tens = _____
- 37 tens + 27 tens = _____
(a)
3 tens + 2 = 30 + 2 = 27
(b)
2 hundreds + 9 = 200 + 9 = 209
(c)
7 hundreds + 4 tens = 700 + 40 = 740
(d)
37 tens + 27 tens = 370 + 270 = 640
Answer(s): 32, 209, 740, 640