Question

1 estimati
7215+362=
23216+8135=
17619+3012=
35240+15035=
24318+29=
51080+100=
240 x 5=
205 x 9=
212 x 11=
35 x 76=
350 x 8=
93 x 103=
3840-738=
938-617=
21815-12616=
318416-6934=
43902-708=
83434-76209=

Answer 1

7215 + 362 = 7577
23216 + 8135 = 31351
17619 + 3012 = 20631
35240 + 15035 = 50275
24318 + 29 = 24347
51080 + 100 = 51180
240 x 5 = 1200
205 x 9 = 1845
212 x 11 = 2332
35 x 76 = 2660
350 x 8 = 2800
93 x 103 = 9579
3840 - 738 = 3102
938 - 617 = 321
21815 - 12616 = 9199
318416 - 6934 = 311482
43902 - 708 = 43194
83434 - 76209 = 7225

Answer 2

7 215 + 362 = 7 577
23 216 + 8 153 =31 369
17 619 + 3 012 = 20 631
35 240 + 15 035 = 18 559 
24 318 + 29 = 24 347 
510 080 + 100 = 510 180 
240 x 5 =  1 200
205 x 9 = 1 845
212 x 11 = 2 332
35 x 76 = 2 660
350 x 8 =  2 800
93 x 103 = 6 489 
3 840 -  738 = 3 102
938 - 617 = 321
21 815 - 12 616 = 9 199
318 416 - 6 934 = 311 482
43 902 - 708 = 43 194
83 434 - 76 209 = 7 225
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