What number is it?
841
What number is 2 marks before 200?
280
Count forward from 300 to 400 by 10s.
300, 310, 320, 330, 340, 350, 360, 370, 380, 390, 400
What number is it?
492
What number is 5 marks after 900?
950
What number is it?
458
What numbers is it?
205
What numbers are missing?
161, 165, 170
150 + 30 =
180 oranges
What numbers are missing?
191, 195, 198
What number is 2 marks after 200?
220
Count backward from 500 to 400.
500, 490, 480, 470, 460, 450, 440, 430, 420, 410, 400
40 - 20 =
20 apples
What numbers are missing?
182, 186, 189
What numbers are missing?
142, 145, 150
What number is it?
123
What numbers are missing?
121, 125, 129