diff --git a/contracts/protocols/uniswapV2.sol b/contracts/protocols/uniswapV2.sol
index 2b11a37..81f1bd9 100644
--- a/contracts/protocols/uniswapV2.sol
+++ b/contracts/protocols/uniswapV2.sol
@@ -143,16 +143,6 @@ contract UniswapHelpers is Helpers {
         unitAmt = wmul(unitAmt, add(WAD, slippage));
     }
 
-    function getMinAmount(
-        TokenInterface token,
-        uint amt,
-        uint slippage
-    ) internal view returns(uint minAmt) {
-        uint _amt18 = convertTo18(token.decimals(), amt);
-        minAmt = wmul(_amt18, sub(WAD, slippage));
-        minAmt = convert18ToDec(token.decimals(), minAmt);
-    }
-
     function _getWithdrawUnitAmts(
         TokenInterface tokenA,
         TokenInterface tokenB,
@@ -189,19 +179,19 @@ contract UniswapHelpers is Helpers {
 contract Resolver is UniswapHelpers {
 
     function getBuyAmount(address buyAddr, address sellAddr, uint sellAmt, uint slippage)
-    public view returns (uint expectedRate, uint unitAmt)
+    public view returns (uint buyAmt, uint unitAmt)
     {
         (TokenInterface _buyAddr, TokenInterface _sellAddr) = changeEthAddress(buyAddr, sellAddr);
-        expectedRate = getExpectedBuyAmt(address(_buyAddr), address(_sellAddr), sellAmt);
-        unitAmt = getBuyUnitAmt(_buyAddr, expectedRate, _sellAddr, sellAmt, slippage);
+        buyAmt = getExpectedBuyAmt(address(_buyAddr), address(_sellAddr), sellAmt);
+        unitAmt = getBuyUnitAmt(_buyAddr, buyAmt, _sellAddr, sellAmt, slippage);
     }
 
     function getSellAmount(address buyAddr, address sellAddr, uint buyAmt, uint slippage)
-    public view returns (uint expectedRate, uint unitAmt)
+    public view returns (uint sellAmt, uint unitAmt)
     {
         (TokenInterface _buyAddr, TokenInterface _sellAddr) = changeEthAddress(buyAddr, sellAddr);
-        expectedRate = getExpectedSellAmt(address(_buyAddr), address(_sellAddr), buyAmt);
-        unitAmt = getSellUnitAmt(_sellAddr, expectedRate, _buyAddr, buyAmt, slippage);
+        sellAmt = getExpectedSellAmt(address(_buyAddr), address(_sellAddr), buyAmt);
+        unitAmt = getSellUnitAmt(_sellAddr, sellAmt, _buyAddr, buyAmt, slippage);
     }
 
     function getDepositAmount(