1)837*4=3,348
2) 3,348+52834=56,182
3)56,182-37976=18,206
X+274=696
x=696-274
x=422
1009+y=5000
y=5000-1009
y=3991
B+25=30
B=5
z+25=30
z=30-25
z=5
x+19=75+25x=75+25-19
x=81
48+y=11x7y=77-48
y=29
0000000000000000000000000000000000000000000000000000
5+7 = 12 3+8= 11 9+5= 14 6+8 = 14
11- 4= 7 12-6= 6 14-7=7 18-9=9
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