a baby can do this
1+1=
2
2000+24
2024
234-132
102
2x5-4=
6
876+176=
700
10-5=
5
309+11=
320
900-800=
100
345-105=
240
1000x10=
10000
what number is this 1
one
which is correct 1x5=7 1x4=4 1x8=12
1x4=4
349-340=
9
43+7=
50
round 347
350