addition
what is 15+5
what is 20?
what is 9-3
what is 6?
what is 10?
what is 5 divided by 1
what is 5?
skip-count by 2s from 8 to 20
8,10,12,14,16,18,20
what is 20+10
what is 30?
what is 18-5
what is 13?
what is 4x3
what is 12?
what is 7 divided by 4
what is 3?
skip-count by 4s from 12 to 40
12,16,20,24,28,32,36,40
what is 47+40
what is 87?
what is 59-9
what is 50?
what is 10x5
what is 50?
what is 12 divided by 2
what is 8?
skip-count by 7s from 42 to 84
42,49,56,63,70,77,84
what is 876+26
what is 902?
what is 493-50
what is 443?
what is 9x4
what is 36?
what is 90 divided by 10
what is 9?
skip-count by 9s from 36 to 90
36,45,54,63,72,81,90
what is 3,040+50
what is 3,090?
what is 4,009-50
what is 3,059?
what is 7x11
what is 77?
what is 678 divided by 678
what is 1?
skip-count by 10s from 80 to 1,000
80,90,100,110,120,130,140,150,160,170,180,190,
1,000