小学五年级数学通分训练题(加减)

小学五年级数学通分训练题（分数加减）1 1 1 11 1512112+ = += += += += += 6 8 2 42 3 1283625 133113 2 1553 5+= += += += += += 6443714 5 8 9 6 11223 1 3 11 131211 2- = -= -= -= -= -= 8 6 4 23 2 812632 5 533143 2 1553 5-= -= -= -= -= -= 61443714 5 89 12 11 221 1 1 11 1512112+ = += += += += += 14 8 26 137 3 12181734115 123113 2 1533 5+= += += += += += 6151938710 5 1312 8 7 213 1 5 11 1512112- = -= -= -= -= -= 14 8 26 133 7 12181734115 123153 2 1533 5-= -= -= -= -= -= 6151938710 5 1312 8 7211 1 1 11 1212112+ = += += += += += 15 12 39 134 7 1510511759 115113 5 1433 5+= += += += += += 96241257 7 620 15 24 82 1 4 11 1312152- = -= -= -= -= -= 15 12 39 134 7 1015175195 527163 5 1433 5-= -= -= -= -= -= 69122475 6 715 20 8 241 3 1 31 1112513+ = += += += += += 6 8 2 42 3 1283625 153211 2 3254 5+= += += += += += 61443714 5 8 9 12 11223 1 3 12 151111 1- = -= -= -= -= -= 8 6 4 23 2 128362 5 113223 2 1454 5-= -= -= -= -= -= 61443714 5 89 12 11 223 1 1 24 1572172+ = += += += += += 14 8 26 137 3 12181734115 523343 2 3573 5+= += += += += += 6151938710 5 1312 8 7 213 1 3 12 1112162- = -= -= -= -= -= 14 8 26 133 7 12181734115 114143 2 2736 5-= -= -= -= -= -= 6151938710 5 1312 8 7212 1 2 31 3312142+ = += += += += += 15 12 39 134 7 1015175195 525533 5 2237 1+= += += += += += 69122475 6 715 20 8 242 1 4 11 1312152- = -= -= -= -= -= 15 12 39 134 7 1015175195 521163 5 1433 5-= -= -= -= -= -= 69122475 6 715 20 8 24 1 3 1 31 2532112+ = += += += += += 6 8 2 42 3 1283625 113253 2 1159 5+= += += += += += 61443714 5 8 9 12 11221 1 1 11 151211 2- = -= -= -= -= -= 6 8 2 42 3 128362 5 533143 2 1553 5-= -= -= -= -= -= 61443714 5 89 12 11 221 1 1 11 1512122+ = += += += += += 14 8 26 137 3 12181734115 123113 2 1534 5+= += += += += += 6151938710 5 1312 8 7 213 1 5 11 1512112- = -= -= -= -= -= 14 8 26 133 7 12181734115 122153 2 1533 5-= -= -= -= -= -= 6151938710 5 1312 8 7211 1 1 11 1312112+ = += += += += += 15 12 39 134 7 1015175195 1211113 5 1431 5+= += += += += += 69122475 6 715 20 8 242 1 4 11 1312152- = -= -= -= -= -= 15 12 39 134 7 1015175195 527163 5 1433 5-= -= -= -= -= -= 69122475 6 715 20 8 245 3 1 11 1112515+ = += += += += += 6 8 5 42 5 1283646 133211 2 3253 5+= += += += += += 6142613714 5 8 9 8 11223 1 3 12 151111 1- = -= -= -= -= -= 8 14 14 2121 24 1214175121 42 512121 2 1454 5-= -= -= -= -= -= 61443862754 19389 12 11 223 1 1 24 1572172+ = += += += += += 14 8 26 1339 13 12181734115 523343 2 3573 5+= += += += += += 6151938710 5 1312 16 7 213 1 3 12 1112121- = -= -= -= -= -= 14 8 26 133 7 121817343322 1314123 1 2736 5-= -= -= -= -= -=22219382346 2 1312 8 7212 1 2 31 3312142+ = += += += += += 15 12 39 1329 58 101517512163 523533 5 22320 1+= += += += += +=316212241768 195715 20 41 822 1 4 11 1312153- = -= -= -= -= -= 15 12 39 1314 7 101517512754 523121 6 1433 5-= -= -= -= -= -= 236912241110 33 615 20 8 24