Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 5 tens + 9 = _____
- 6 hundreds + 2 = _____
- 8 hundreds + 1 tens = _____
- 55 tens + 21 tens = _____
(a)
5 tens + 9 = 50 + 9 = 21
(b)
6 hundreds + 2 = 600 + 2 = 602
(c)
8 hundreds + 1 tens = 800 + 10 = 810
(d)
55 tens + 21 tens = 550 + 210 = 760
Answer(s): 59, 602, 810, 760