Standard Algorithm
Fractions: Ones and Tenths
Subtraction #1
Regroup at 10
ones
1.
-
-
-
-
1/10s
1/10s
8
1
copyright © 2012 Creative Smarts Inc.
3
6
8
3
ones
6.
-
7
4
ones
7.
2
7
6
1
ones
4.
-
3
5
7
5
ones
3.
1/10s
ones
5.
0
9
6
1
ones
2.
1/10s
-
3
1
ones
8.
-
9
3
1/10s
0
3
1/10s
2
9
1/10s
7
9
1/10s
1
5
www.GregTangMath.com
Standard Algorithm
Fractions: Ones and Tenths
Subtraction #2
Regroup at 10
ones
1.
-
-
-
-
1/10s
1/10s
6
4
copyright © 2012 Creative Smarts Inc.
6
8
7
2
ones
6.
-
9
5
ones
7.
0
9
8
1
ones
4.
-
0
8
5
2
ones
3.
1/10s
ones
5.
3
6
8
6
ones
2.
1/10s
-
9
7
ones
8.
-
9
6
1/10s
3
9
1/10s
1
4
1/10s
6
7
1/10s
2
9
www.GregTangMath.com
Standard Algorithm
Fractions: Ones and Tenths
Subtraction #3
Regroup at 10
ones
1.
-
-
-
-
1/10s
1/10s
5
3
copyright © 2012 Creative Smarts Inc.
2
8
9
3
ones
6.
-
7
4
ones
7.
0
5
9
6
ones
4.
-
1
7
8
4
ones
3.
1/10s
ones
5.
4
6
8
6
ones
2.
1/10s
-
6
2
ones
8.
-
3
1
1/10s
5
8
1/10s
5
6
1/10s
2
7
1/10s
3
6
www.GregTangMath.com
Standard Algorithm
Fractions: Ones and Tenths
Subtraction #4
Regroup at 10
ones
1.
-
-
-
-
1/10s
1/10s
9
6
copyright © 2012 Creative Smarts Inc.
7
9
7
2
ones
6.
-
7
1
ones
7.
4
9
9
1
ones
4.
-
1
4
3
1
ones
3.
1/10s
ones
5.
0
4
4
1
ones
2.
1/10s
-
9
1
ones
8.
-
8
3
1/10s
2
3
1/10s
7
9
1/10s
1
4
1/10s
3
5
www.GregTangMath.com
Standard Algorithm
Fractions: Ones and Tenths
Subtraction #5
Regroup at 10
ones
1.
-
-
-
-
1/10s
1/10s
5
1
copyright © 2012 Creative Smarts Inc.
3
5
8
5
ones
6.
-
7
3
ones
7.
7
9
8
2
ones
4.
-
3
9
8
5
ones
3.
1/10s
ones
5.
6
7
7
5
ones
2.
1/10s
-
7
4
ones
8.
-
8
2
1/10s
0
6
1/10s
4
7
1/10s
4
6
1/10s
2
5
www.GregTangMath.com
Standard Algorithm
Fractions: Ones and Tenths
Subtraction #6
Regroup at 10
ones
1.
-
-
-
-
1/10s
1/10s
5
2
copyright © 2012 Creative Smarts Inc.
1
2
5
1
ones
6.
-
4
2
ones
7.
8
9
9
1
ones
4.
-
3
9
9
3
ones
3.
1/10s
ones
5.
1
8
6
4
ones
2.
1/10s
-
6
2
ones
8.
-
8
2
1/10s
6
9
1/10s
3
7
1/10s
5
7
1/10s
7
8
www.GregTangMath.com
Standard Algorithm
Fractions: Ones and Tenths
Subtraction #7
Regroup at 10
ones
1.
-
-
-
-
1/10s
1/10s
7
4
copyright © 2012 Creative Smarts Inc.
1
9
9
3
ones
6.
-
8
1
ones
7.
2
3
7
3
ones
4.
-
3
8
9
1
ones
3.
1/10s
ones
5.
0
3
8
4
ones
2.
1/10s
-
7
1
ones
8.
-
4
1
1/10s
1
3
1/10s
7
8
1/10s
2
6
1/10s
5
7
www.GregTangMath.com
Standard Algorithm
Fractions: Ones and Tenths
Subtraction #8
Regroup at 10
ones
1.
-
-
-
-
1/10s
1/10s
9
2
copyright © 2012 Creative Smarts Inc.
0
6
9
1
ones
6.
-
8
4
ones
7.
8
9
8
2
ones
4.
-
3
7
6
3
ones
3.
1/10s
ones
5.
4
5
6
2
ones
2.
1/10s
-
9
3
ones
8.
-
9
5
1/10s
4
7
1/10s
2
4
1/10s
0
9
1/10s
1
2
www.GregTangMath.com
Standard Algorithm
Fractions: Ones and Tenths
Subtraction #9
Regroup at 10
ones
1.
-
-
-
-
1/10s
1/10s
8
1
copyright © 2012 Creative Smarts Inc.
6
8
6
1
ones
6.
-
7
1
ones
7.
0
5
9
7
ones
4.
-
1
3
4
1
ones
3.
1/10s
ones
5.
1
4
6
4
ones
2.
1/10s
-
7
2
ones
8.
-
9
2
1/10s
3
5
1/10s
2
3
1/10s
0
8
1/10s
3
8
www.GregTangMath.com
Standard Algorithm
Fractions: Ones and Tenths
Subtraction #10
Regroup at 10
ones
1.
-
-
-
-
1/10s
1/10s
4
1
copyright © 2012 Creative Smarts Inc.
3
7
9
4
ones
6.
-
9
7
ones
7.
3
9
7
2
ones
4.
-
5
8
7
5
ones
3.
1/10s
ones
5.
6
9
6
3
ones
2.
1/10s
-
6
3
ones
8.
-
6
4
1/10s
2
4
1/10s
4
9
1/10s
6
7
1/10s
4
8
www.GregTangMath.com
Standard Algorithm
Fractions: Ones and Tenths
Subtraction #11
Regroup at 10
ones
1.
-
-
-
-
1/10s
1/10s
9
6
copyright © 2012 Creative Smarts Inc.
4
7
5
3
ones
6.
-
9
2
ones
7.
3
5
6
1
ones
4.
-
2
6
4
2
ones
3.
1/10s
ones
5.
4
7
5
2
ones
2.
1/10s
-
9
6
ones
8.
-
8
6
1/10s
8
9
1/10s
2
6
1/10s
0
4
1/10s
3
9
www.GregTangMath.com
Standard Algorithm
Fractions: Ones and Tenths
Subtraction #12
Regroup at 10
ones
1.
-
-
-
-
1/10s
1/10s
7
5
copyright © 2012 Creative Smarts Inc.
3
7
7
4
ones
6.
-
9
4
ones
7.
0
3
7
1
ones
4.
-
1
7
6
1
ones
3.
1/10s
ones
5.
2
9
7
4
ones
2.
1/10s
-
6
4
ones
8.
-
8
3
1/10s
4
5
1/10s
8
9
1/10s
6
7
1/10s
1
9
www.GregTangMath.com
Standard Algorithm
Fractions: Ones and Tenths
Subtraction #13
Regroup at 10
ones
1.
-
-
-
-
1/10s
1/10s
7
1
copyright © 2012 Creative Smarts Inc.
0
7
8
5
ones
6.
-
8
1
ones
7.
4
7
7
4
ones
4.
-
2
9
7
2
ones
3.
1/10s
ones
5.
5
7
4
2
ones
2.
1/10s
-
9
1
ones
8.
-
8
2
1/10s
6
7
1/10s
2
3
1/10s
1
6
1/10s
1
5
www.GregTangMath.com
Standard Algorithm
Fractions: Ones and Tenths
Subtraction #14
Regroup at 10
ones
1.
-
-
-
-
1/10s
1/10s
8
3
copyright © 2012 Creative Smarts Inc.
2
8
4
2
ones
6.
-
6
3
ones
7.
1
4
6
3
ones
4.
-
2
8
6
4
ones
3.
1/10s
ones
5.
4
5
6
1
ones
2.
1/10s
-
7
2
ones
8.
-
8
1
1/10s
5
6
1/10s
8
9
1/10s
0
3
1/10s
8
9
www.GregTangMath.com
Standard Algorithm
Fractions: Ones and Tenths
Subtraction #15
Regroup at 10
ones
1.
-
-
-
-
1/10s
1/10s
5
3
copyright © 2012 Creative Smarts Inc.
4
6
8
1
ones
6.
-
9
7
ones
7.
2
9
8
5
ones
4.
-
2
5
7
3
ones
3.
1/10s
ones
5.
4
7
7
5
ones
2.
1/10s
-
6
1
ones
8.
-
5
2
1/10s
5
6
1/10s
1
9
1/10s
3
8
1/10s
0
9
www.GregTangMath.com
Standard Algorithm
Fractions: Ones and Tenths
Subtraction #16
Regroup at 10
ones
1.
-
-
-
-
1/10s
1/10s
9
7
copyright © 2012 Creative Smarts Inc.
7
9
6
2
ones
6.
-
7
4
ones
7.
2
5
8
3
ones
4.
-
6
7
5
2
ones
3.
1/10s
ones
5.
3
6
3
1
ones
2.
1/10s
-
8
4
ones
8.
-
7
4
1/10s
3
5
1/10s
8
9
1/10s
0
2
1/10s
1
5
www.GregTangMath.com
Standard Algorithm
Fractions: Ones and Tenths
Subtraction #17
Regroup at 10
ones
1.
-
-
-
-
1/10s
1/10s
8
2
copyright © 2012 Creative Smarts Inc.
2
9
9
5
ones
6.
-
8
3
ones
7.
4
6
8
1
ones
4.
-
7
9
9
7
ones
3.
1/10s
ones
5.
0
3
9
5
ones
2.
1/10s
-
9
7
ones
8.
-
6
2
1/10s
2
6
1/10s
0
8
1/10s
1
5
1/10s
8
9
www.GregTangMath.com
Standard Algorithm
Fractions: Ones and Tenths
Subtraction #18
Regroup at 10
ones
1.
-
-
-
-
1/10s
1/10s
9
1
copyright © 2012 Creative Smarts Inc.
3
8
9
7
ones
6.
-
9
6
ones
7.
1
4
9
7
ones
4.
-
1
5
7
1
ones
3.
1/10s
ones
5.
4
6
6
1
ones
2.
1/10s
-
6
4
ones
8.
-
6
3
1/10s
4
9
1/10s
2
3
1/10s
3
5
1/10s
2
7
www.GregTangMath.com
Standard Algorithm
Fractions: Ones and Tenths
Subtraction #19
Regroup at 10
ones
1.
-
-
-
-
1/10s
1/10s
9
3
copyright © 2012 Creative Smarts Inc.
4
8
9
2
ones
6.
-
7
3
ones
7.
0
8
4
1
ones
4.
-
1
3
7
2
ones
3.
1/10s
ones
5.
2
5
7
5
ones
2.
1/10s
-
7
4
ones
8.
-
6
2
1/10s
4
9
1/10s
0
7
1/10s
1
4
1/10s
2
9
www.GregTangMath.com
Standard Algorithm
Fractions: Ones and Tenths
Subtraction #20
Regroup at 10
ones
1.
-
-
-
-
1/10s
1/10s
8
3
copyright © 2012 Creative Smarts Inc.
3
7
4
2
ones
6.
-
5
1
ones
7.
2
7
5
2
ones
4.
-
3
8
7
1
ones
3.
1/10s
ones
5.
2
5
8
1
ones
2.
1/10s
-
5
2
ones
8.
-
9
4
1/10s
0
8
1/10s
0
1
1/10s
5
7
1/10s
4
6
www.GregTangMath.com