Adding
15+30
45
30-15
15
29x2
58
1/2 + 3/2
2
0.1x=1 what is x
10
1554+829
2383
983-763
220
287 x 2
574
6/18 + 4/6
1
893-298+29
624
7638+199
7837
-5556-(-4444)
10000
(-2) x (-293)
586
27/3 + 1/3 make it mixed number.
9 1/3
1,3,5,7,9 ... find a10
19
1000 + (-1001)
-1
-7(-(-(-(-(-(7)
-14
(-2) x 3930
-7860
1/3 x 2/3
2/9
16=x4 find x
2
-278738+3739839+3983
3465084
-478734-784369-2754-28838
-1294695
1/438 x -238 do not simplify.
-238/438
1/29+1/29+1/29+1/29+100/29 do not do mixed number.
104/29
find 1+4+2+8+3+12+4+16 ... 50+200
6375