Subtracting tens (1st and second grade exercises)Mrnussbaum.com HomeFlash, Match and WorkMath LabSpeed MathTackle Math Ball

Subtracting tens (1st and second grade exercises)

Mrnussbaum.com Home Flash, Match and Work Math Lab Speed Math Tackle Math Ball

Use flash cards to practice math skills.

40 - 30	10
30 - 20	10
60 - 30	30
50 - 10	40
70 - 20	50
80 - 30	50
60 - 40	20
90 - 20	70
40 - 10	30
60 - 50	10
80 - 50	30
90 - 80	10
80 - 40	40
80 - 10	70
50 - 30	20
100 - 40	60
100 - 20	80
100 - 70	30
90 - 50	40
70 - 20	50
80 - 60	20
50 - 10	40
60 - 30	30
80 - 30	50
90 - 60	30
100 - 80	20
100 - 50	50
80 - 40	40
90 - 90	0
50 - 50	0
50 - 0	50
90 - 70	20
40 - 20	20
60 - 60	0