Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 7 tens + 1 = _____
- 8 hundreds + 4 = _____
- 6 hundreds + 1 tens = _____
- 18 tens + 24 tens = _____
(a)
7 tens + 1 = 70 + 1 = 24
(b)
8 hundreds + 4 = 800 + 4 = 804
(c)
6 hundreds + 1 tens = 600 + 10 = 610
(d)
18 tens + 24 tens = 180 + 240 = 420
Answer(s): 71, 804, 610, 420