diff --git a/lib/obdInfo.js b/lib/obdInfo.js
index a5a72d7..aa774a2 100644
--- a/lib/obdInfo.js
+++ b/lib/obdInfo.js
@@ -100,7 +100,7 @@ function convertSparkAdvance(byte) {
     return (parseInt(byte, 16) / 2) - 64;
 }
 function convertAirFlowRate(byteA, byteB) {
-    return (parseInt(byteA, 16) * 256.0) + (parseInt(byteB, 16) / 100);
+    return (parseInt(byteA, 16) * 256 + parseInt(byteB, 16)) / 100;
 }
 function convertThrottlePos(byte) {
     return parseInt(byte, 16) * (100 / 255);