北师大版五年级下册 口算题训练
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口算训练
21+ 31= 21÷ 31= 21× 31= 21- 31= 97+ 31=
103+ 51= 85+ 41= 218+ 31= 73+ 211= =5
1-43 52+ 52= 52÷ 52= 52× 52= 52- 52= 1 + 5
2
=
=+72145 =+
5143 =+5191 =+6581 =4
1
-83
2.5×4= 1.25×80= 1÷ 1211= 492× 87= 251÷ 5
2=
=+301152 =+7473 =+4183 =+11271 =61
-51 =31-52 =+2173 =61-109 =+8582 =41-125
=+7292 =65-1217 =+51111 =+65103 =9
1-71
=32-119 =+21149 =263-137 =+10183 =111-101
103÷ 51= 85÷41= 218÷ 31= 73÷211= 73× 21
1= 4 ÷
161= 1710 × 17 = 10 ×1110= 65 × 12 = 9
8
×8= 1615 ×12= 8×1.25= 99×17= 1÷0.25= 14÷514 = 2513 ×5= 1÷51= 25×51= 30×65 = 83×98=
5X+51X= 85n + 41n= 32- 21= 98m- 31m= 72+ 143=
67÷41= 1411+ 227= 638÷ 185= 85÷41= 85× 58=
2-41- 43= 74+ 143= 65÷ 56= 54-51= 133-131=
133+131= 133 ÷ 131= 54÷51= 54+51= 67×41=
=31 × 52 =21×73 =61×109 =85×82 =41×125 =72 × 92 =65÷1217 =51÷111 =65÷103 =91÷71
=32×119 =21×149 =263÷137 =101÷83 =111÷101