Find the following values without a calculator.
For (c), give your answer only in numbers. (Eg 1, 2)
- 72 = ____ tens 2 ones
- 18 = 1 tens ____ ones
- 78 = ____ tens ____ ones
(a)
72
= 70 + 2
= 7 tens 2 ones
(b)
18
= 10 + 8
= 1 tens 8 ones
(c)
78
= 70 + 8
= 7 tens 8 ones
Answer(s): (a) 7; (b) 8; (c) 7, 8