一年级数学下册《100以内进位加法和退位减法》练习题 新人教版

70-58= 70-42= 83-66= 50-27= 43-18= 30-11= 73-38= 80-21= 73-48= 60-18= 65-48= 50-25= 41-14= 56-37= 80-31= 94-15= 73-37= 76-38= 64-48= 52-33= 46-28= 73-18= 90-33= 46-18= 83-26= 67-39= 67-49= 34-19= 80-11=

73-28= 33-19= 60-28= 80-43= 92-53= 65-28= 64-19= 94-45= 30-14= 84-26= 64-18= 53-15= 92-75= 52-27= 77-38= 70-12= 83-16= 71-37= 53-25= 80-23= 92-23= 41-28= 72-18= 73-34= 52-17= 64-28= 90-63= 70-48=

70-53= 70-22= 83-36= 37-19= 82-43= 67-19= 51-23= 40-21= 80-33= 65-18= 50-15= 80-61= 94-75= 41-18= 84-66= 92-25= 52-25= 82-23= 51-33= 92-33= 80-41= 84-56= 92-35= 90-53= 30-19= 70-28= 31-19= 70-32= 82-33=

94-25= 70-37= 62-48= 43-14= 34-15= 43-28= 50-17= 92-63= 64-39= 94-35= 72-48= 51-38= 61-39= 72-68= 82-28= 71-56= 54-35= 82-55= 41-17= 92-76= 70-14= 76-47= 76-48= 65-38= 65-36= 84-29= 62-33= 90-19= 86-59=