100 以内的加减口算( 1)47+53= 76-24= 29+67= 95-89= 79-56= 52+39= 34+62= 56+4= 80-56= 65-3= 60-46= 67-38= 66-36= 71+26= 84-36= 15+19= 55-16= 55+29= 69+26= 64-36= 74+18= 35-19= 54+28= 58-46= 65+25= 53+46= 36+38= 39+36= 25+57= 37+32= 76-43= 26+48= 13+79= 46+37= 84-56= 80-56= 76+16= 39+21= 29+42= 61+22= 27+53= 75-46= 78-56= 52+38= 60-28= 56-26= 59-23= 29+36= 36+28= 45+25= 100 以内的加减口算( 2)52+17= 58+14= 80-24= 88-56= 93-65= 38+56= 24+37= 51-15= 36+36= 97-58= 57+15= 45+36= 26+56= 61+39= 26+58= 49+16= 55+26= 60-32= 64+36= 29+74= 25+56= 73-29= 69+34= 28+58= 28+36= 29+66= 64-16= 46+34= 51+28= 96-68= 36+56= 56+26= 26+69= 68-56= 69-26= 63-59= 36+45= 68-26= 19+38= 23+68= 85-36= 32+49= 47-29= 43+26= 72-56= 64-25= 98-53= 49+25= 54+42= .27+69= 100 以内的加减口算( 3)29+39= 31+38= 91-73= 27+56= 41-28= 33+53= 51+29= .35+37= 97-54= 49+47= 46+3= 16+38= 23+38= 51-35= 62+19= 69+19= 80+7= 98-25= 46+45= 55-25= 34+36= 49+16= 54-36= 78+14= 25+66= 81-56= 51-46= 54+16= 42+38= 49+25= 69+6= 66+16= 26+28= 84-15= 42+19= 35+34= 38+64= 34+58= 27+48= 26+16= 62+36= 66+23= 46+39= 42-28= 27+26= 81-69= 38+39= 69+26= 42+49= 36+38= 100 以内的加减口算( 4)74-26= 69+26= 38+36= 23+38= 69+27= 54+36= 36+53= 36+13= 28+45= 64+28= 67+24= 54+27= 39+27= 96-28= 55+16= 36+49= 89-76= 24+36= 36+44= 46+36= 23+48= 8+92= 47+16= 34+49= 29+44= 47-28= 14+39= 62+36= 80-25= 48+43= 68+25= 64-39= 34+42= 45-29= 79+12= 58+28= 35+53= 35+36= 18+65= 52-49= 37+58= 51+19= 25+39= 88-65= 55+39= 100 以内的加减口算( 5)45-35=29+24=72+7=87-72=10+61= 48+27=60-29=21+55=62+26=42-3= 1+35=31-20=71+25=75+24=43+47= 94-25=23+41=20+55=24+43=38+9= 43+1=68+6=57-44=74-55=35-4= 97-7=50+23=83-22=1+18=22+65= 25+58=49+25=46-28=100-57=34+52= 47-6=5+91=66+34=76-65=11...