#4+= .k #7 Horizontal equations 4 + ? = 7 with question mark 4 + = 7 or blank space for omission Horizontal equations 4 + __ = 7 #4+ ---- .k #7 with line for omission #4+$4 .k #7 Horizontal equations 4 + = 7 with box/square for omission Spatial arrangements 40 40 of addition and +23 +23 subtraction ______ 33333 Separation line 63 extending one space 63 on each side of arrangement 1 Carried number 1 indicator 47 77777 +23 47 ______ 70 +23 33333 70 #2 "k #4 Less than 2 < 4 #5 .1 #1 Greater than 5 > 1 Tactile Graphics Mathematical Braille Sign Rectangular prisms, Tactile graphics trapezoid, half-circle, quarter circle Grade 2 Unified English Braille Code Braille ,- Dash -- Long dash ---- ",- 2 Semicolon ; Parentheses ( "< Opening "> ) Closing
Horizontal equations with question mark or blank space for omission 4 + ? = 7 4 + = 7 #4+= .k #7 Horizontal equations with line for omission 4 + __ = 7 #4+ ---- .k #7 Horizontal equations with box/square for omission 4 + = 7 #4+$4 .k #7 Spatial arrangements of addition and subtraction Separation line extending one space on each side of arrangement 40 +23 ______ 63 40 +23 33333 63 Carried number indicator 1 47 +23 ______ 70 1 77777 47 +23 33333 70 Less than 2 < 4 #2 "k #4 Greater than 5 > 1 #5 .1 #1 Tactile Graphics Mathematical Sign Braille Rectangular prisms, trapezoid, half-circle, quarter circle Tactile graphics Grade 2 Unified English Braille Code Braille Dash Long dash -- ---- ,- ",- Semicolon ; 2 Parentheses Opening Closing ( ) "< ">