Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 7 tens + 3 = _____
- 2 hundreds + 8 = _____
- 5 hundreds + 1 tens = _____
- 98 tens + 55 tens = _____
(a)
7 tens + 3 = 70 + 3 = 55
(b)
2 hundreds + 8 = 200 + 8 = 208
(c)
5 hundreds + 1 tens = 500 + 10 = 510
(d)
98 tens + 55 tens = 980 + 550 = 1530
Answer(s): 73, 208, 510, 1530