16-0= 41-30= 60-50= 80-40= 91-10= 88-40= 20-10= 76-60= 81-10= 60-10= 80-50= 91-20= 88-30= 30-10= 90-60=Р一年级数学第二册数学计算综合练习题Р82+6= 90-80= 40+4= 15-4= 70-60= 83-3= 70+13= 19+5= 10+20= 82-30= 74-0= 50+2= 32-1= 81-9= 80-30= 15+3= 0+99= 78+7= 36-5= 3+87= 91-50= 5+93= 39-6= 74-50= 30-7= 91-2= 20+64= 40+31= 96-10= 92-20= 30+35= 12-4= 8+27= 73-4= 60+31= 25-0= 18+70= 1+94= 48-5= 71-10= 46+1= 30+45= 84-80= 74-8= 50-40= 45+40= 40+3= 99-8= 7+48= Р91+5= 98-3= 10+29= 81-5= 50+34= 72+7= 22+7= 26-20= 39+40= 4+96= 20+68= 23+30= 33+6= 31+4= 90-8= 20+78= 84-4= 70-40= 41-0= 43-3= 1+16= 9+71= 20+36= 92-1= 60-30= 80-10= 8+14= 49+0= 18-2= 1+21= 24-9= 90-40= 40-30= 8+47= 97-0= Р50+46= 36-5= 30-7= 9+38= 68-10= 82+6= 90-80= 40+4= 15-4= 70-60= 83-3= 70+13= 70+22= 72-30= 69-30= 84-9=Р 70-50= 83-33= 70+23= 70+25= 75-30=