diff --git a/test/val/float-basic-const-const.c b/test/val/float-basic-const-const.c
index e72e5e5f8..2dfe4debf 100644
--- a/test/val/float-basic-const-const.c
+++ b/test/val/float-basic-const-const.c
@@ -74,13 +74,20 @@ void constconst(void)
     printf("\nconstant - constant\n\n");
     fp1 = 0.1f;
     fp2 = 0.2f;
-    fp3 = 0.1f - 0.2f; //FIXME: Invalid operands for binary operator '-'
+    fp3 = 0.1f - 0.2f;
 
     printf("    0x%08lx [0x3dcccccd] %s (0.1)\n", *((uint32_t*)&fp1), _ftostr(buf, fp1));
     printf("    0x%08lx [0x3e4ccccd] %s (0.2)\n", *((uint32_t*)&fp2), _ftostr(buf, fp2));
     printf("fp3:0x%08lx [0xbdcccccd] %s (-0.1)", *((uint32_t*)&fp3), _ftostr(buf, fp3));
     test1(fp3, "bdcccccd");
 
+    fp3 = 0.3f - 0.1f;
+    printf("fp3:0x%08lx [0xbdcccccd] %s (0.2)", *((uint32_t*)&fp3), _ftostr(buf, fp3));
+    test1(fp3, "3e4cccce");
+    fp3 = 0.1f - 0.3f;
+    printf("fp3:0x%08lx [0xbdcccccd] %s (-0.2)", *((uint32_t*)&fp3), _ftostr(buf, fp3));
+    test1(fp3, "be4cccce");
+
     // multiplication
     printf("\nconstant * constant\n\n");
     fp1 = 0.1f;
diff --git a/test/val/float-basic-const-var.c b/test/val/float-basic-const-var.c
index 8d606375e..3fbeb3227 100644
--- a/test/val/float-basic-const-var.c
+++ b/test/val/float-basic-const-var.c
@@ -72,6 +72,15 @@ void constvar(void)
     printf(" fp3:0x%08lx [0xc0f80000] %s (-7.75)", *((uint32_t*)&fp3), _ftostr(buf, fp3));
     test1(fp3, "c0f80000");
 
+    fp1 = 0.1f;
+    fp2 = 0.3f;
+    fp3 = 0.3f - fp1;
+    printf("fp3:0x%08lx [0x3e4cccce] %s (0.2)", *((uint32_t*)&fp3), _ftostr(buf, fp3));
+    test1(fp3, "3e4cccce"); 
+    fp3 = 0.1f - fp2;
+    printf("fp3:0x%08lx [0xbe4cccce] %s (-0.2)", *((uint32_t*)&fp3), _ftostr(buf, fp3));
+    test1(fp3, "be4cccce");
+
     fp2 = 2.25f;
     fp3 = 16.25f * fp2;
     printf("multiplication: %s*%s=%s\n", _ftostr(buf, 16.25f), _ftostr(buf2, fp2), _ftostr(buf3, fp3));
@@ -83,6 +92,8 @@ void constvar(void)
     printf("division: %s/%s=%s\n", _ftostr(buf, 16.2f), _ftostr(buf2, fp2), _ftostr(buf3, fp3));
     printf(" fp3:0x%08lx [0x40cf5c2a] %s (6.48)", *((uint32_t*)&fp3), _ftostr(buf, fp3));
     test1(fp3, "40cf5c2a");
+
+
 }
 
 int main(void)
diff --git a/test/val/float-basic-var-const.c b/test/val/float-basic-var-const.c
index 88b181e96..681a9a182 100644
--- a/test/val/float-basic-var-const.c
+++ b/test/val/float-basic-var-const.c
@@ -74,6 +74,15 @@ void varconst(void)
     printf(" fp3:0x%08lx [0x40f80000] %s (exp:7.75)", *((uint32_t*)&fp3), _ftostr(buf, fp3));
     test1(fp3, "40f80000");
 
+    fp1 = 0.1f;
+    fp2 = 0.3f;
+    fp3 = fp2 - 0.1f;
+    printf("fp3:0x%08lx [0x3e4cccce] %s (0.2)", *((uint32_t*)&fp3), _ftostr(buf, fp3));
+    test1(fp3, "3e4cccce");
+    fp3 = fp1 - 0.3f;
+    printf("fp3:0x%08lx [0xbe4cccce] %s (-0.2)", *((uint32_t*)&fp3), _ftostr(buf, fp3));
+    test1(fp3, "be4cccce");
+
     fp1 = 16.25f;
     fp3 = fp1 * 2.5f;
     printf("multiplication: %s*%s=%s\n", _ftostr(buf, fp1), _ftostr(buf2, 2.3f), _ftostr(buf3, fp3));
diff --git a/test/val/float-basic-var-var.c b/test/val/float-basic-var-var.c
index 6eb409c57..f5620ad76 100644
--- a/test/val/float-basic-var-var.c
+++ b/test/val/float-basic-var-var.c
@@ -76,6 +76,16 @@ void varvar(void)
     printf(" fp3:0x%08lx [0x423f0000] %s (exp:47.75)", *((uint32_t*)&fp3), _ftostr(buf, fp3));
     test1(fp3, "423f0000");
 
+    fp1 = 0.1f;
+    fp2 = 0.3f;
+
+    fp3 = fp2 - fp1;
+    printf("fp3:0x%08lx [0x3e4cccce] %s (0.2)", *((uint32_t*)&fp3), _ftostr(buf, fp3));
+    test1(fp3, "3e4cccce");
+    fp3 = fp1 - fp2;
+    printf("fp3:0x%08lx [0xbe4cccce] %s (-0.2)", *((uint32_t*)&fp3), _ftostr(buf, fp3));
+    test1(fp3, "be4cccce");
+
     fp1 = 8.5f;
     fp2 = 2.25f;
     fp3 = fp1 * fp2;
diff --git a/test/val/float-conv.c b/test/val/float-conv.c
index 6faf0529a..ab30dbd15 100644
--- a/test/val/float-conv.c
+++ b/test/val/float-conv.c
@@ -159,6 +159,11 @@ void varvar(void)
     WAIT();
 
     printf("\nconversions (float variable to integer variable)\n");
+    fp1 = 12.3f;
+    var_schar = (signed char)fp1;
+    printf("fp1 0x%08lx %s (12.3) schar:%d (exp:12)", *((uint32_t*)&fp1), _ftostr(buf, fp1), (int)var_schar);
+    test2(var_schar, 12);
+
     fp1 = -12.3f;
     var_schar = (signed char)fp1;
     printf("fp1 0x%08lx %s (-12.3) schar:%d (exp:-12)", *((uint32_t*)&fp1), _ftostr(buf, fp1), (int)var_schar);
@@ -173,6 +178,12 @@ void varvar(void)
     var_sint = (signed short)fp1;
     printf("fp1 0x%08lx %s (1234.5) sint:%d (exp:1234)", *((uint32_t*)&fp1), _ftostr(buf, fp1), var_sint);
     test2(var_sint, 1234);
+
+    fp1 = -1234.5f;
+    var_sint = (signed short)fp1;
+    printf("fp1 0x%08lx %s (-1234.5) sint:%d (exp:-1234)", *((uint32_t*)&fp1), _ftostr(buf, fp1), var_sint);
+    test2(var_sint, -1234);
+
     fp2 = 1999.9f;
     var_uint = (unsigned short)fp2;
     printf("fp2 0x%08lx %s (1999.9) uint:%u (exp:1999)", *((uint32_t*)&fp2), _ftostr(buf, fp2), var_uint);
@@ -182,6 +193,12 @@ void varvar(void)
     var_slong = (signed long)fp1;
     printf("fp1 0x%08lx %s (123456.5) slong:%ld (exp:123456)", *((uint32_t*)&fp1), _ftostr(buf, fp1), var_slong);
     test2(var_slong, 123456);
+
+    fp1 = -123456.5f;
+    var_slong = (signed long)fp1;
+    printf("fp1 0x%08lx %s (-123456.5) slong:%ld (exp:-123456)", *((uint32_t*)&fp1), _ftostr(buf, fp1), var_slong);
+    test2(var_slong, -123456);
+
     fp2 = 199988.9f;
     var_ulong = (unsigned long)fp2;
     printf("fp2 0x%08lx %s (199988.9) ulong:%lu (exp:199988)", *((uint32_t*)&fp2), _ftostr(buf, fp2), var_ulong);