diff --git a/pkg/scheduler/framework/plugins/noderesources/fit.go b/pkg/scheduler/framework/plugins/noderesources/fit.go
index 8d65cfeefc3..8b79dc156af 100644
--- a/pkg/scheduler/framework/plugins/noderesources/fit.go
+++ b/pkg/scheduler/framework/plugins/noderesources/fit.go
@@ -248,7 +248,7 @@ func fitsRequest(podRequest *preFilterState, nodeInfo *framework.NodeInfo, ignor
 		return insufficientResources
 	}
 
-	if nodeInfo.Allocatable.MilliCPU < podRequest.MilliCPU+nodeInfo.Requested.MilliCPU {
+	if podRequest.MilliCPU > (nodeInfo.Allocatable.MilliCPU - nodeInfo.Requested.MilliCPU) {
 		insufficientResources = append(insufficientResources, InsufficientResource{
 			v1.ResourceCPU,
 			"Insufficient cpu",
@@ -257,7 +257,7 @@ func fitsRequest(podRequest *preFilterState, nodeInfo *framework.NodeInfo, ignor
 			nodeInfo.Allocatable.MilliCPU,
 		})
 	}
-	if nodeInfo.Allocatable.Memory < podRequest.Memory+nodeInfo.Requested.Memory {
+	if podRequest.Memory > (nodeInfo.Allocatable.Memory - nodeInfo.Requested.Memory) {
 		insufficientResources = append(insufficientResources, InsufficientResource{
 			v1.ResourceMemory,
 			"Insufficient memory",
@@ -266,7 +266,7 @@ func fitsRequest(podRequest *preFilterState, nodeInfo *framework.NodeInfo, ignor
 			nodeInfo.Allocatable.Memory,
 		})
 	}
-	if nodeInfo.Allocatable.EphemeralStorage < podRequest.EphemeralStorage+nodeInfo.Requested.EphemeralStorage {
+	if podRequest.EphemeralStorage > (nodeInfo.Allocatable.EphemeralStorage - nodeInfo.Requested.EphemeralStorage) {
 		insufficientResources = append(insufficientResources, InsufficientResource{
 			v1.ResourceEphemeralStorage,
 			"Insufficient ephemeral-storage",
@@ -288,7 +288,7 @@ func fitsRequest(podRequest *preFilterState, nodeInfo *framework.NodeInfo, ignor
 				continue
 			}
 		}
-		if nodeInfo.Allocatable.ScalarResources[rName] < rQuant+nodeInfo.Requested.ScalarResources[rName] {
+		if rQuant > (nodeInfo.Allocatable.ScalarResources[rName] - nodeInfo.Requested.ScalarResources[rName]) {
 			insufficientResources = append(insufficientResources, InsufficientResource{
 				rName,
 				fmt.Sprintf("Insufficient %v", rName),