diff --git a/src-js/abc-interpreter.js b/src-js/abc-interpreter.js
index d612b382859e94541ff6a7f627caed2ce7b7f6c2..a0c11c92ca67493af3eb7e65168d137c7e3abf3b 100644
--- a/src-js/abc-interpreter.js
+++ b/src-js/abc-interpreter.js
@@ -567,7 +567,7 @@ class ABCInterpreter {
 						me.log("'"+String.fromCharCode(v)+"'");
 					},
 					print_real: function (v) {
-						me.log(Number(0+v).toPrecision(15));
+						me.log(Number(0+v).toPrecision(15).replace(/\.?0*$/,''));
 					},
 
 					powR: Math.pow,
@@ -581,11 +581,11 @@ class ABCInterpreter {
 					lnR: Math.log,
 					log10R: Math.log10,
 					RtoAC_words_needed: function(v) {
-						v=Number(0+v).toPrecision(15);
+						v=Number(0+v).toPrecision(15).replace(/\.?0*$/,'');
 						return 2+((v.length+7)>>3);
 					},
 					RtoAC: function (dest, v) {
-						v=Number(0+v).toPrecision(15);
+						v=Number(0+v).toPrecision(15).replace(/\.?0*$/,'');
 						me.memory_array[dest/4]=6*8+2; // __STRING__
 						me.memory_array[dest/4+1]=0;
 						me.memory_array[dest/4+2]=v.length;