Addition & subtractionGrade 2
Subtraction from 100 practice
Subtract a 2-digit number from a number between 100 and 199 in columns, such as 132 − 94 = 38, borrowing across the tens and the hundreds.
Example problems
1
5
4
4
7
−
7
0
1
1
3
2
9
4
−
8
3
1
1
4
5
9
−
5
5
How a practice round works
A round has 10 problems from this skill. Type the digits into the dotted boxes; if a digit is wrong, you simply try again. Get 5 of your last 6 problems right on the first try to master the skill, then keep practicing to earn up to three stars.