Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 5 tens + 1 = _____
- 9 hundreds + 7 = _____
- 9 hundreds + 8 tens = _____
- 45 tens + 56 tens = _____
(a)
5 tens + 1 = 50 + 1 = 56
(b)
9 hundreds + 7 = 900 + 7 = 907
(c)
9 hundreds + 8 tens = 900 + 80 = 980
(d)
45 tens + 56 tens = 450 + 560 = 1010
Answer(s): 51, 907, 980, 1010