Square In A Square Quilt Block Measurements

This is an easy quilting block suitable for beginner quilters.
Square in a square quilt block measurements. If you want to copy the size of blocks in the antique quilt begin with the finished block size. I tend to think of this as a traditional method but there are several others that can wear that hat as you will see. Just remember that these finished quilt sizes are approximate and can vary 4 8. Cut the center square fabric equal to the finished block size plus 1 2 for seam allowances.
Triangles on the square. Supplies for the perfect square in a square block 1 6 1 2 square of fabric for base square 2 4 1 4 squares cut in half on the diagonal for corners 1 4 1 4 square of freezer paper. Quilt size chart. Cut off the excess outside fabric and open up the squares to reveal the finished block plus seam allowance of 1 4 inch all around.
Create a crease for placement of freezer paper by folding center square in half and pressing both edges. The little center in it should be about the same size you get from a calculation. Basic measurements are included on this quilt size chart to help determine how many quilt blocks are needed to complete your project. Pin one smaller square on each corner of a larger square with the right sides together.
The calculator will determine that the outside finished square is 7 1 8 inches. Use the finished block size 2 828 finished center size. A square in a square block is basically a square set on point so all the tips that apply to setting a quilt or block on point also apply to a square in a square block. Notice how the block is no longer on point but has rotated 90 degrees.
Repeat in other direction. Choose the finished size for your square in a square quilt block or unit. It can be used on its own or combined with other blocks. The bias edge of a square cut on the diagonal is about to be sewn to the edges.
For example suppose the length of the inside finished square is 5 inches. Here is a picture of the quilt block with the triangles ready to be sewn on the outside edges of the block to make another square. This calculator calculates all the key dimensions of a square in a square block given either the finished inside square length or the finished outside square length as a starting point. So if the finished block is 10 you would have 10 2 828 3 54 or about 3 5.
Add 75 to your center square size so if your square is cut 6 1 2 square adding 75 gives you 7 25 multiply by 0 7071 so 7 25 x 0 7071 5 126 or 5 1 8 this is the size to cut your square which you will cut in half to make 2 triangles so you would need 2 squares 5 1 8 to make 4 triangles for one block.