Addition
45 + 32 =
77
57 + 49=
106
= 89 - 10
79
76 - 49=
27
57 + 49=
106
100 + 13 =
113
100 + 27=
127
678 - 32=
646
673 - 49=
624
458 + 37=
495
15 + 24 + 16 + 35 =
90
326 + 48 =
374
548 - 100=
448
782 - 45=
737
472 - 55=
417
= 81+10
91
724 + 58 =
782
884 - 72=
812
273 - 44 =
229
564 - 48 =
516
____ + 100 = 878
978
462 + 19=
481
___- 100 = 167
267
2 tens - 3 ones = 30 -____
417
63 + 37 =___ + 20
80